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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Ka7 draw
3 Kb1 draw
4 Kb2 draw
5 Kb7 draw
6 Kb8 draw
7 Kc1 draw
8 Kd1 draw
9 Kd2 draw
10 Ra1 draw
11 Ra3 draw
12 Rb2 draw
13 Kb3 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Ra7 loss in 2 half-moves