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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 Rc8 win in 1 half-moves
4 Kb7 draw
5 Kc5 draw
6 Kd5 draw
7 Kd6 draw
8 Kd7 draw
9 Ra7 draw
10 Rb7 draw
11 Rd7 draw
12 Re7 draw
13 Rf7 draw
14 Rg7 loss in 2 half-moves
15 Rh7 loss in 2 half-moves