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

EGTB: win in 4 half-moves

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