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

EGTB: win in 4 half-moves

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