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

EGTB: win in 10 half-moves

# move score
1 R7a5 win in 9 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Kd6 draw
6 Kd8 draw
7 Ke6 draw
8 Ke7 draw
9 Ke8 draw
10 R7a6 draw
11 Ra8 draw
12 Rb4 draw
13 Rb7 draw
14 R4a5 loss in 4 half-moves
15 R4a6 loss in 4 half-moves
16 Ra1 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves