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

EGTB: win in 2 half-moves

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