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 Kb7 draw
3 Kb8 draw
4 Kc1 draw
5 Kc2 draw
6 Kc7 draw
7 Kd2 draw
8 Kd7 draw
9 Kd8 draw
10 Rb7 draw
11 Rc7 draw
12 Rd7 draw
13 Re7 draw
14 Rf3 draw
15 Rf4 draw
16 Rf5 draw
17 Rf6 draw
18 Rf8 draw
19 Ke1 loss in 2 half-moves
20 Ke2 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf2 loss in 2 half-moves
23 Rg7 loss in 2 half-moves
24 Rh7 loss in 2 half-moves