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 Kbb3 draw
3 Kbb5 draw
4 Kbc5 draw
5 Kd4 draw
6 Ra1 draw
7 Ra5 draw
8 Ra6 draw
9 Ra7 draw
10 Ra8 draw
11 Kcb3 loss in 2 half-moves
12 Kcb5 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Ka3 loss in 1 half-moves
16 Ka5 loss in 1 half-moves
17 Kbc3 loss in 1 half-moves
18 Kcc3 loss in 1 half-moves
19 Kcc5 loss in 1 half-moves
20 Ra2 loss in 1 half-moves