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

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kc7 draw
5 Ra5 draw
6 Ra6 draw
7 Rb4 draw
8 Rc4 draw
9 Ka8 loss in 10 half-moves
10 Ra1 loss in 10 half-moves
11 Ra8 loss in 10 half-moves
12 Kc8 loss in 4 half-moves
13 Ra3 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Rd4 loss in 1 half-moves
18 Re4 loss in 1 half-moves
19 Rf4 loss in 1 half-moves