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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Kb8 win in 7 half-moves
3 Kc7 win in 7 half-moves
4 Kd7 win in 7 half-moves
5 Kd8 win in 7 half-moves
6 Ra8 win in 7 half-moves
7 Kcb7 draw
8 Rb7 draw
9 Kab7 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh7 loss in 2 half-moves