8
7
6
5
4
3
2
a1
b
c
d
e
f
g
h
1…e6 2.Nf3 c5 3.Bg5 Qb6: give up b2, take the time

Against 1…e6 2.Nf3 c5, you play 3.Bg5 in 5/6 games: 20%. The problem comes on the next move.

Recap: in the London, against …Qb6, where does your c3 knight jump?