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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kb1 draw
5 Kb2 draw
6 Kd1 draw
7 Ra1 draw
8 Ra2 draw
9 Rf4 draw
10 Rg4 draw
11 Rh4 draw
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re4 loss in 2 half-moves