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

EGTB: win in 2 half-moves

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