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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kb1 draw
3 Kc2 draw
4 Ke6 draw
5 Ke8 draw
6 Kf6 draw
7 Kf8 draw
8 Kg6 draw
9 Kg7 draw
10 Kg8 draw
11 Rb7 draw
12 Rc7 draw
13 Rd7 draw
14 Re3 draw
15 Re4 draw
16 Re5 draw
17 Re6 draw
18 Re8 draw
19 Kb2 loss in 2 half-moves
20 Kd1 loss in 2 half-moves
21 Kd2 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Re2 loss in 2 half-moves