Vlastimil Jansa with the black pieces [X]

move	games	white wins - draws - black wins %
1. e4	390	26.4% 43.1% 30.5%
1. d4	298	32.9% 40.9% 26.2%
1. Nf3	114	26.3% 45.6% 28.1%
1. c4	105	21.9% 46.7% 31.4%
1. g3	6	33.3% 33.3% 33.3%
1. f4	4	25% 50% 25%
1. b4	Sahovic vs Jansa, 1984 0-1
1. b3	G Welling vs Jansa, 1991 1/2-1/2