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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kb8 win in 3 half-moves
3 Rb8 win in 3 half-moves
4 Ka7 draw
5 Rc1 draw
6 Rc7 draw
7 Rc2 loss in 2 half-moves
8 Rc3 loss in 2 half-moves
9 Rc4 loss in 2 half-moves
10 Rc5 loss in 2 half-moves
11 Rc6 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves