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

EGTB: win in 2 half-moves

# move score
1 Rh7 win in 1 half-moves
2 Kb5 draw
3 Kc5 draw
4 Kc6 draw
5 Ra1 draw
6 Ra2 draw
7 Ra3 draw
8 Ra6 draw
9 Ra8 draw
10 Rb7 draw
11 Rd7 draw
12 Rc7 loss in 20 half-moves
13 Ka5 loss in 12 half-moves
14 Ka6 loss in 12 half-moves
15 Kb7 loss in 12 half-moves
16 Kc7 loss in 4 half-moves
17 Ra4 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves