Click on the third or sixth rank to set the en passant target square.

EGTB: win in 6 half-moves

# move score
1 b6 win in 5 half-moves
2 Rc1 win in 9 half-moves
3 Rc5 win in 9 half-moves
4 Re3 win in 9 half-moves
5 Ra3 draw
6 Rb3 draw
7 Rc2 draw
8 Rc4 loss in 2 half-moves
9 Rc6 loss in 2 half-moves
10 Rc7 loss in 2 half-moves
11 Rc8 loss in 2 half-moves
12 Rd3 loss in 2 half-moves
13 Rf3 loss in 2 half-moves
14 Rg3 loss in 2 half-moves
15 Rh3 loss in 2 half-moves