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

EGTB: win in 4 half-moves

# move score
1 R7a5 win in 3 half-moves
2 R3a5 win in 23 half-moves
3 Re3 win in 23 half-moves
4 Kb7 draw
5 Kd7 draw
6 R3a6 draw
7 R7a6 draw
8 Ra1 draw
9 Rb3 draw
10 Rb7 draw
11 Rc3 draw
12 Rd3 draw
13 Rf3 draw
14 Kb6 loss in 2 half-moves
15 Kb8 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kc8 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Kd8 loss in 2 half-moves
20 R3a4 loss in 2 half-moves
21 R7a4 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rh3 loss in 2 half-moves