Boston Red Sox 22-22
Channel: BSMW Odds: TBD
St. Louis Cardinals 18-25

Boston Red Sox @ St. Louis Cardinals Lines and Odds

 
 
927 Red Sox Bello (R)
928 Cardinals Gibson (R)
Betting
Line SU ATS O/U
-116 22-22 20-24 15-25
u8 18-25 20-23 19-23
Scoring
PPG OPPG
4.27 3.61
3.6 4.77
Powerline Rating i The Powerline rating compares the current line against a stat-driven estimated line and highlights value opportunities.
Current Estimate Edge
 
Brayan Bello (R) (BOS)
Kyle Gibson (R) (STL)
W L K/G BB/G HA/G HRA/G ERA WHIP
4 1 4.5 1.5 4.2 0.8 3.1 1.1
2 2 5 2.5 4.9 0.8 3.7 1.2
Bet Type Strikeouts
Brayan Bello o4.5 +125 + o4.5 +124 + 4 MORE + o4.5 +120 + o4.5 +120 + o4.5 +120
PROJ 2.94
u4.5 -155 + u4.5 -160 + 4 LESS + u4.5 -155 + u4.5 -155 + u4.5 -160
Kyle Gibson o4.5 -150 + o4.5 -166 + o4.5 -150 + o4.5 -150 + o4.5 -155
PROJ 5.27
u4.5 +120 + u4.5 +130 + u4.5 +115 + u4.5 +120 + u4.5 +115
Kyle Gibson o2.5 -110 + o2.5 -110
PROJ 2.4
u2.5 -125 + u2.5 -125
Brayan Bello o2.5 +125 + o2.5 +130
PROJ 2.08
u2.5 -185 + u2.5 -175
Kyle Gibson o5.5 -110 + o5.5 -110 + o5.5 -105
PROJ 6.99
u5.5 -120 + u5.5 -130 + u5.5 -125
Brayan Bello o4.5 -125 + o4.5 -135 + o4.5 -130
PROJ 4.95
u4.5 -105 + u4.5 -105 + u4.5 even
Brayan Bello o1.5 -175 + o1.5 -165 +
PROJ 1.54
u1.5 +125 + u1.5 +125 +
Kyle Gibson o1.5 -190 + o1.5 -185 +
PROJ 2.2
u1.5 +140 + u1.5 +135 +
Kyle Gibson o17.5 -140 + o17.5 -150 +
PROJ 16.95
u17.5 +110 + u17.5 +105 +
Connor Wong o0.5 +850 + o0.5 +800 + o0.5 +875 + o0.5 +800 +
PROJ +614
u0.5 -1600 + u0.5 -1600 + u0.5 -2000 +
Brendan Donovan o0.5 +800 +
Wilyer Abreu o0.5 +600 + o0.5 +630 + o0.5 +625 + o0.5 +600 +
PROJ +567
u0.5 -1000 + u0.5 -1000 + u0.5 -1200 +
Lars Nootbaar o0.5 +850 + o0.5 +750 + o0.5 +900 + o0.5 +800 +
PROJ +567
u0.5 -1600 + u0.5 -1600 + u0.5 -2500 +
Nolan Gorman o0.5 +475 + o0.5 +520 + o0.5 +500 + o0.5 +475 +
PROJ +376
u0.5 -750 + u0.5 -700 + u0.5 -800 +
Dominic Smith o0.5 +850 + o0.5 +830 + o0.5 +850 + o0.5 +750 +
PROJ +1011
u0.5 -1600 + u0.5 -1600 + u0.5 -2000 +
Rafael Devers o0.5 +400 + o0.5 +460 + o0.5 +400 + o0.5 +390 +
PROJ +317
u0.5 -600 + u0.5 -550 + u0.5 -650 +
Tyler O'Neill o0.5 +600 + o0.5 +500 + o0.5 +625 + o0.5 +550 +
PROJ +376
u0.5 -1000 + u0.5 -1000 + u0.5 -1200 +
Garrett Cooper o0.5 +680 +
Paul Goldschmidt o0.5 +650 + o0.5 +600 + o0.5 +675 + o0.5 +600 +
PROJ +488
u0.5 -1100 + u0.5 -1100 + u0.5 -1200 +
Ivan Herrera o0.5 +850 + o0.5 +830 + o0.5 +875 + o0.5 +800 +
PROJ +900
u0.5 -1600 + u0.5 -1600 + u0.5 -2500 +
Michael Siani o0.5 +1300 + o0.5 +1100 + o0.5 +1400 + o0.5 +1200 +
PROJ +1567
u0.5 -3500 + u0.5 -5000 + u0.5 -20000 +
Nolan Arenado o0.5 +700 + o0.5 +680 + o0.5 +700 + o0.5 +650 +
PROJ +525
u0.5 -1200 + u0.5 -1100 + u0.5 -1400 +
Masyn Winn o0.5 +1200 + o0.5 +1100 + o0.5 +1350 + o0.5 +1100 +
PROJ +1900
u0.5 -3000 + u0.5 -5000 + u0.5 -8000 +
Ceddanne Rafaela o0.5 +1100 + o0.5 +1060 + o0.5 +1200 + o0.5 +1000 +
PROJ +1011
u0.5 -2500 + u0.5 -3000 + u0.5 -4000 +
Jarren Duran o0.5 +650 + o0.5 +870 + o0.5 +650 + o0.5 +600 +
PROJ +900
u0.5 -1100 + u0.5 -1100 + u0.5 -1400 +
Vaughn Grissom o0.5 +1200 + o0.5 +1060 + o0.5 +1200 + o0.5 +1000 +
PROJ +1329
u0.5 -3000 + u0.5 -3000 + u0.5 -5000 +
Alec Burleson o0.5 +700 + o0.5 +725 + o0.5 +650 +
PROJ +900
u0.5 -1200 + u0.5 -1200 + u0.5 -1600 +
David Hamilton o0.5 +1000 + o0.5 +1050 + o0.5 +950 +
u0.5 -2200 + u0.5 -2500 + u0.5 -3500 +
Matt Carpenter o0.5 +450 + o0.5 +560 + o0.5 +475 + o0.5 +450 +
PROJ +614
u0.5 -700 + u0.5 -700 + u0.5 -800 +
Rafael Devers o0.5 -115 + o0.5 -145 + o0.5 -110 +
PROJ +52
u0.5 -115 + u0.5 -115 +
Matt Carpenter o0.5 +140 + o0.5 -100 + o0.5 +135 +
PROJ +150
u0.5 -170 + u0.5 -175 +
Dominic Smith o0.5 -115 + o0.5 -155 + o0.5 -110 +
PROJ +37
u0.5 -115 + u0.5 -115 +
Nolan Arenado o0.5 -115 + o0.5 -130 + o0.5 -115 +
PROJ +64
u0.5 -115 + u0.5 -115 +
Jarren Duran o0.5 -135 + o0.5 -190 + o0.5 -140 +
PROJ +39
u0.5 +105 + u0.5 +105 +
Alec Burleson o0.5 -115 + o0.5 -120 +
PROJ +82
u0.5 -115 + u0.5 -110 +
Tyler O'Neill o0.5 +110 + o0.5 -110 + o0.5 +110 +
PROJ +69
u0.5 -140 + u0.5 -145 +
Garrett Cooper o0.5 -140 +
Paul Goldschmidt o0.5 -115 + o0.5 -130 + o0.5 -110 +
PROJ +54
u0.5 -115 + u0.5 -120 +
Ceddanne Rafaela o0.5 +105 + o0.5 -120 + o0.5 +105 +
PROJ +96
u0.5 -135 + u0.5 -140 +
Brendan Donovan o0.5 -160 +
Vaughn Grissom o0.5 -130 + o0.5 -155 + o0.5 -135 +
PROJ +35
u0.5 even + u0.5 even +
Lars Nootbaar o0.5 -115 + o0.5 -125 + o0.5 -110 +
PROJ +72
u0.5 -115 + u0.5 -120 +
Michael Siani o0.5 +135 + o0.5 -100 + o0.5 +130 +
PROJ +92
u0.5 -165 + u0.5 -165 +
Nolan Gorman o0.5 +165 + o0.5 +125 + o0.5 +160 +
PROJ +117
u0.5 -210 + u0.5 -210 +
Ivan Herrera o0.5 -105 + o0.5 -130 + o0.5 even +
PROJ +49
u0.5 -125 + u0.5 -130 +
Connor Wong o0.5 -115 + o0.5 -155 + o0.5 -120 +
PROJ +49
u0.5 -115 + u0.5 -110 +
Wilyer Abreu o0.5 +105 + o0.5 -130 + o0.5 +105 +
PROJ +32
u0.5 -135 + u0.5 -140 +
Masyn Winn o0.5 -110 + o0.5 -115 + o0.5 -105 +
PROJ +69
u0.5 -120 + u0.5 -120 +
David Hamilton o0.5 +120 + o0.5 +120 +
u0.5 -150 + u0.5 -155 +
Jarren Duran o1.5 +190 + o1.5 +180 + o1.5 +190 + o0.5 -300
PROJ 1.25
u1.5 -240 + u1.5 -250 + u1.5 -265 + u0.5 +210
Nolan Arenado o0.5 -200 + o0.5 -210 + o0.5 -215 + o0.5 -210
PROJ 0.97
u0.5 +160 + u0.5 +155 + u0.5 +155 + u0.5 +155
Dominic Smith o0.5 -200 + o0.5 -200 + o0.5 -200 + o0.5 -200
PROJ 1.06
u0.5 +160 + u0.5 +150 + u0.5 +150 + u0.5 +150
Michael Siani o0.5 -120 + o0.5 -120 + o0.5 -125 + o0.5 -125
PROJ 0.74
u0.5 -110 + u0.5 -105 + u0.5 -105 + u0.5 -105
Connor Wong o0.5 -210 + o0.5 -210 + o0.5 -215 + o0.5 -210
PROJ 1.08
u0.5 +165 + u0.5 +160 + u0.5 +160 + u0.5 +155
Paul Goldschmidt o0.5 -200 + o0.5 -200 + o0.5 -210 + o0.5 -210
PROJ 1.02
u0.5 +160 + u0.5 +155 + u0.5 +155 + u0.5 +150
Ceddanne Rafaela o0.5 -155 + o0.5 -160 + o0.5 -165 + o0.5 -160
PROJ 0.83
u0.5 +125 + u0.5 +125 + u0.5 +125 + u0.5 +120
Vaughn Grissom o0.5 -210 + o0.5 -210 + o0.5 -220 + o0.5 -220
PROJ 1.01
u0.5 +165 + u0.5 +160 + u0.5 +160 + u0.5 +160
Ivan Herrera o0.5 -170 + o0.5 -175 + o0.5 -170 + o0.5 -175
PROJ 0.91
u0.5 +140 + u0.5 +130 + u0.5 +130 + u0.5 +130
Matt Carpenter o0.5 -170 + o0.5 -175 + o0.5 -175 + o0.5 -175
PROJ 0.78
u0.5 +140 + u0.5 +130 + u0.5 +130 + u0.5 +130
Rafael Devers o0.5 -245 + o0.5 -250 + o0.5 -250 + o0.5 -250
PROJ 1.21
u0.5 +195 + u0.5 +185 + u0.5 +180 + u0.5 +185
Masyn Winn o0.5 -165 + o0.5 -165 + o0.5 -170 + o0.5 -170
PROJ 0.8
u0.5 +135 + u0.5 +130 + u0.5 +130 + u0.5 +125
Alec Burleson o0.5 -225 + o0.5 -225 + o0.5 -235 + o0.5 -230
PROJ 0.86
u0.5 +175 + u0.5 +170 + u0.5 +170 + u0.5 +170
Tyler O'Neill o0.5 -180 + o0.5 -185 + o0.5 -185 + o0.5 -180
PROJ 1.01
u0.5 +145 + u0.5 +135 + u0.5 +140 + u0.5 +135
Nolan Gorman o0.5 -130 + o0.5 -135 + o0.5 -135 + o0.5 -135
PROJ 0.85
u0.5 even + u0.5 +105 + u0.5 +105 + u0.5 even
Lars Nootbaar o0.5 -190 + o0.5 -200 + o0.5 -200 + o0.5 -195
PROJ 0.98
u0.5 +155 + u0.5 +150 + u0.5 +145 + u0.5 +145
Wilyer Abreu o0.5 -185 + o0.5 -190 + o0.5 -195 + o0.5 -190
PROJ 1.31
u0.5 +150 + u0.5 +145 + u0.5 +145 + u0.5 +140
David Hamilton o0.5 -140 + o0.5 -145 + o0.5 -140 + o0.5 -145
u0.5 +110 + u0.5 +110 + u0.5 +105 + u0.5 +110
Nolan Arenado o1.5 +160 + o1.5 +155 + o1.5 +150
PROJ 1.65
u1.5 -200 + u1.5 -210 + u1.5 -210
Rafael Devers o1.5 +115 + o1.5 +115 + o1.5 +115
PROJ 2.25
u1.5 -145 + u1.5 -150 + u1.5 -150
Alec Burleson o1.5 +140 + o1.5 +135 + o1.5 +135
PROJ 1.37
u1.5 -170 + u1.5 -185 + u1.5 -180
Jarren Duran o1.5 even + o1.5 even + o1.5 even
PROJ 2.04
u1.5 -130 + u1.5 -135 + u1.5 -135
Connor Wong o1.5 +160 + o1.5 +155 + o1.5 +150
PROJ 1.79
u1.5 -200 + u1.5 -205 + u1.5 -200
Ivan Herrera o0.5 -170 + o0.5 -170 + o0.5 -175
PROJ 1.36
u0.5 +140 + u0.5 +130 + u0.5 +130
Vaughn Grissom o0.5 -210 + o0.5 -220 + o0.5 -220
PROJ 1.43
u0.5 +165 + u0.5 +160 + u0.5 +160
Ceddanne Rafaela o0.5 -155 + o0.5 -165 + o0.5 -160
PROJ 1.35
u0.5 +125 + u0.5 +125 + u0.5 +120
Dominic Smith o0.5 -200 + o0.5 -200 + o0.5 -200
PROJ 1.58
u0.5 +160 + u0.5 +150 + u0.5 +150
Masyn Winn o0.5 -165 + o0.5 -170 + o0.5 -170
PROJ 1.13
u0.5 +135 + u0.5 +130 + u0.5 +125
Michael Siani o0.5 -120 + 0.5 MORE + o0.5 -125 + o0.5 -125
PROJ 1.1
u0.5 -110 + 0.5 LESS + u0.5 -105 + u0.5 -105
Nolan Gorman o0.5 -130 + 0.5 MORE + o0.5 -135 + o0.5 -135
PROJ 1.66
u0.5 even + 0.5 LESS + u0.5 +105 + u0.5 even
Lars Nootbaar o0.5 -190 + o0.5 -190 + o0.5 -195
PROJ 1.7
u0.5 +155 + u0.5 +145 + u0.5 +145
Wilyer Abreu o0.5 -185 + o0.5 -195 + o0.5 -190
PROJ 2.19
u0.5 +150 + u0.5 +145 + u0.5 +140
Paul Goldschmidt o0.5 -200 + o0.5 -210 + o0.5 -210
PROJ 1.74
u0.5 +160 + u0.5 +155 + u0.5 +150
Tyler O'Neill o0.5 -180 + o0.5 -185 + o0.5 -180
PROJ 1.86
u0.5 +145 + u0.5 +140 + u0.5 +135
David Hamilton o0.5 -140 + o0.5 -140 + o0.5 -145
u0.5 +110 + u0.5 +105 + u0.5 +110
Matt Carpenter o0.5 -170 + o0.5 -175 + o0.5 -175
PROJ 1.45
u0.5 +140 + u0.5 +130 + u0.5 +130
Rafael Devers o0.5 +145 + o0.5 +135 + o0.5 +135 + o0.5 +135
PROJ 0.49
u0.5 -180 + u0.5 -185 + u0.5 -185 + u0.5 -180
Connor Wong o0.5 +200 + o0.5 +195 + o0.5 +195 + o0.5 +190
PROJ 0.43
u0.5 -250 + u0.5 -250 + u0.5 -270 + u0.5 -260
Matt Carpenter o0.5 +210 + o0.5 +200 + o0.5 +200 + o0.5 +200
PROJ 0.47
u0.5 -270 + u0.5 -275 + u0.5 -280 + u0.5 -275
Ivan Herrera o0.5 +225 + o0.5 +220 + o0.5 +225 + o0.5 +220
PROJ 0.4
u0.5 -300 + u0.5 -300 + u0.5 -320 + u0.5 -300
Jarren Duran o0.5 +195 + o0.5 +185 + o0.5 +185 + o0.5 +185
PROJ 0.49
u0.5 -245 + u0.5 -250 + u0.5 -255 + u0.5 -250
Nolan Gorman o0.5 +215 + o0.5 +210 + o0.5 +210 + o0.5 +210
PROJ 0.46
u0.5 -280 + u0.5 -275 + u0.5 -300 + u0.5 -300
Paul Goldschmidt o0.5 +195 + o0.5 +185 + o0.5 +180 + o0.5 +185
PROJ 0.47
u0.5 -245 + u0.5 -250 + u0.5 -245 + u0.5 -250
Lars Nootbaar o0.5 +240 + o0.5 +240 + o0.5 +250 + o0.5 +240
PROJ 0.49
u0.5 -330 + u0.5 -350 + u0.5 -360 + u0.5 -350
Vaughn Grissom o0.5 +225 + o0.5 +220 + o0.5 +215 + o0.5 +220
PROJ 0.37
u0.5 -300 + u0.5 -300 + u0.5 -300 + u0.5 -300
Ceddanne Rafaela o0.5 +235 + o0.5 +230 + o0.5 +235 + o0.5 +230
PROJ 0.36
u0.5 -320 + u0.5 -350 + u0.5 -340 + u0.5 -325
Dominic Smith o0.5 +215 + o0.5 +210 + o0.5 +210 + o0.5 +200
PROJ 0.41
u0.5 -280 + u0.5 -275 + u0.5 -290 + u0.5 -275
Michael Siani o0.5 +320 + o0.5 +310 + o0.5 +320 + o0.5 +300
PROJ 0.35
u0.5 -450 + u0.5 -450 + u0.5 -500 + u0.5 -450
David Hamilton o0.5 +265 + o0.5 +260 + o0.5 +270 + o0.5 +250
u0.5 -360 + u0.5 -350 + u0.5 -400 + u0.5 -375
Masyn Winn o0.5 +270 + o0.5 +270 + o0.5 +270 + o0.5 +260
PROJ 0.37
u0.5 -370 + u0.5 -375 + u0.5 -400 + u0.5 -375
Tyler O'Neill o0.5 +200 + o0.5 +195 + o0.5 +195 + o0.5 +190
PROJ 0.45
u0.5 -250 + u0.5 -275 + u0.5 -270 + u0.5 -260
Nolan Arenado o0.5 +180 + o0.5 +175 + o0.5 +170 + o0.5 +170
PROJ 0.46
u0.5 -230 + u0.5 -250 + u0.5 -235 + u0.5 -240
Wilyer Abreu o0.5 +210 + o0.5 +195 + o0.5 +195 + o0.5 +195
PROJ 0.49
u0.5 -270 + u0.5 -275 + u0.5 -270 + u0.5 -260
Alec Burleson o0.5 +180 + o0.5 +175 + o0.5 +175 + o0.5 +175
PROJ 0.39
u0.5 -230 + u0.5 -250 + u0.5 -240 + u0.5 -240
Rafael Devers o0.5 +1650 + o0.5 +1400 +
PROJ +11011
u0.5 -8000 +
Tyler O'Neill o0.5 +1100 + o0.5 +900 +
PROJ 0.02
u0.5 -2500 + u0.5 -10000 +
Jarren Duran o0.5 +320 + o0.5 +300 +
PROJ 0.06
u0.5 -450 + u0.5 -550 +
Paul Goldschmidt o0.5 +1200 + o0.5 +1000 +
PROJ 0.03
u0.5 -3000 + u0.5 -10000 +
Lars Nootbaar o0.5 +900 + o0.5 +775 +
PROJ 0.04
u0.5 -1800 + u0.5 -3000 +
Ceddanne Rafaela o0.5 +700 + o0.5 +625 +
PROJ 0.01
u0.5 -1200 + u0.5 -1600 +
Masyn Winn o0.5 +500 + o0.5 +475 +
PROJ 0.04
u0.5 -800 + u0.5 -1000 +
Vaughn Grissom o0.5 +1000 + o0.5 +850 +
PROJ 0.01
u0.5 -2200 + u0.5 -5000 +
Wilyer Abreu o0.5 +600 + o0.5 +525 +
PROJ 0.02
u0.5 -1000 + u0.5 -1200 +
Alec Burleson o0.5 +1500 + o0.5 +1200 +
PROJ +5782
u0.5 -5000 +
Nolan Gorman o0.5 +1650 + o0.5 +1400 +
PROJ +6150
u0.5 -8000 +
Matt Carpenter o0.5 +1650 + o0.5 +1400 +
PROJ +7043
u0.5 -8000 +
Michael Siani o0.5 +500 + o0.5 +450 +
PROJ 0.02
u0.5 -800 + u0.5 -900 +
David Hamilton o0.5 +350 + o0.5 +320 +
u0.5 -500 + u0.5 -550 +
Nolan Arenado o0.5 +1700 o0.5 +1500 +
PROJ +12400
u0.5 -10000
Connor Wong o0.5 +1200 + o0.5 +950 +
PROJ 0.02
u0.5 -3000 + u0.5 -10000 +

Head-to-Head Series History

Red Sox
vs.
Cardinals

Cardinals are 4-6 (40%) in moneyline bets in their last 10 games against BOS for -2.36 total units lost

Red Sox
vs.
Cardinals

Cardinals are 6-4 (60%) in runline bets in their last 10 games against BOS for 1.45 total units won

Red Sox
vs.
Cardinals

Cardinals are 8-2 (80%) in over bets in their last 10 games against BOS for 5.27 total units won

RL ML Team Opp ML RL Score O/U

STL Cardinals

  • Steven Matz (SP) Matz is battling a back injury and has been added to the 15-day injured list. He is expected to return in early June. 05/01 · Out · Back
  • Willson Contreras (C) Contreras will undergo surgery on his fractured left forearm and has been placed on the 10-day injured list. He is expected to return in mid-July. 05/07 · Out · Forearm
  • Keynan Middleton (RP) Middleton is battling a right forearm flexor strain and has been placed on the 15-day injured list. He is expected to return in late May. 03/22 · Out · Forearm
  • Giovanny Gallegos (RP) Gallegos is dealing with a right shoulder impingement and has been placed on the 15-day injured list. He is expected to return in late May. 05/06 · Out · Shoulder
  • Tommy Edman (SS) Edman is recovering from a right wrist sprain and has been placed on the 60-day injured list. He is expected to return in late May. 03/14 · Out · Wrist
  • Drew Rom (SP) Rom is battling left biceps tendinitis and has been placed on the 60-day injured list. He is expected to return in September. 03/22 · Out · Biceps
  • Riley O'Brien (SP) O'Brien is dealing with a right forearm flexor strain and has been placed on the 60-day injured list. He is expected to return in May. 03/29 · Out · Forearm

BOS Red Sox

  • Liam Hendriks (RP) Hendriks is recovering from Tommy John surgery and has been placed on the 60-day injured list. He is expected to return in late July. 02/19 · Out · Elbow
  • Trevor Story (SS) Story underwent surgery to repair a torn labrum and has been placed on the 60-day injured list. He is expected to miss the entire 2024 MLB season. 04/05 · Out · Shoulder
  • Tyler Heineman (C) Heineman is suffering from a hamstring strain and has been placed on the 10-day injured list. 04/23 · Out · Hamstring
  • Lucas Giolito (SP) Giolito underwent an internal brace procedure to repair a partially torn UCL and has been placed on the 60-day injured list. He will miss the entire 2024 season. 03/05 · Out · Elbow
  • Bryan Mata (SP) Mata is battling a strain in his right hamstring and has been placed on the 15-day injured list. 03/25 · Out · Hamstring
  • Triston Casas (1B) Casas is dealing with torn cartilage in his left rib cage and has been placed on the 60-day injured list. He is expected to remain out until late June. 04/20 · Out · Ribs
  • Garrett Whitlock (SP) Whitlock is dealing with a left oblique strain and has been placed on the 15-day injured list. He is expected to return in late May. 04/16 · Out · Oblique
  • Isaiah Campbell (RP) Campbell is dealing with a right shoulder impingement and has been placed on the 15-day injured list. He is expected to return in late May. 04/12 · Out · Shoulder
  • Chris Murphy (RP) Murphy suffered a torn UCL in his left elbow and has been placed on the 60-day injured list. He is expected to miss the entire 2024 season. 03/25 · Out · Elbow
  • Masataka Yoshida (LF) Yoshida is dealing with a left thumb sprain and has been placed on the 10-day injured list. 04/28 · Out · Thumb