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

EGTB: win in 4 half-moves

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