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

EGTB: win in 4 half-moves

# move score
1 Re7 win in 3 half-moves
2 Ra3 draw
3 Ra4 draw
4 Ra5 draw
5 Ra6 draw
6 Rd7 draw
7 Rf7 draw
8 Kc7 loss in 2 half-moves
9 Kc8 loss in 2 half-moves
10 Kd7 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Ke8 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Kf7 loss in 2 half-moves
15 Kf8 loss in 2 half-moves
16 Kg6 loss in 2 half-moves
17 Kg8 loss in 2 half-moves
18 Kh6 loss in 2 half-moves
19 Kh7 loss in 2 half-moves
20 Kh8 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rc7 loss in 2 half-moves