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 Kb2 draw
4 Kb3 draw
5 Kb7 draw
6 Kb8 draw
7 Kc1 draw
8 Kc3 draw
9 Kc7 draw
10 Kd1 draw
11 Kd7 draw
12 Kd8 draw
13 Rb7 draw
14 Rc7 draw
15 Rd7 draw
16 Re1 draw
17 Re5 draw
18 Re6 draw
19 Re8 draw
20 Kd2 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf7 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves