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

EGTB: win in 2 half-moves

# move score
1 R5a3 win in 1 half-moves
2 R5a4 win in 1 half-moves
3 Ra6 win in 1 half-moves
4 Ra7 win in 1 half-moves
5 Ra8 win in 1 half-moves
6 Rc1 win in 1 half-moves
7 Rd1 win in 1 half-moves
8 Rf1 win in 1 half-moves
9 Kb4 draw
10 Kb5 draw
11 Kb6 draw
12 Kc6 draw
13 Kd5 draw
14 Kd6 draw
15 R1a4 draw
16 Kc4 loss in 1 half-moves
17 Kd4 loss in 1 half-moves
18 R1a2 loss in 1 half-moves
19 R1a3 loss in 1 half-moves
20 R5a2 loss in 1 half-moves
21 Rb1 loss in 1 half-moves
22 Rb5 loss in 1 half-moves
23 Re1 loss in 1 half-moves
24 Rg1 loss in 1 half-moves
25 Rh1 loss in 1 half-moves