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

EGTB: win in 4 half-moves

# move score
1 R1a2 win in 3 half-moves
2 R1a4 win in 3 half-moves
3 R6a2 win in 3 half-moves
4 R6a4 win in 3 half-moves
5 Rb1 win in 3 half-moves
6 Rc1 win in 3 half-moves
7 Rd1 win in 3 half-moves
8 Re1 win in 3 half-moves
9 Rf1 win in 3 half-moves
10 R1a3 draw
11 R1a5 draw
12 R6a3 draw
13 R6a5 draw
14 Rb6 draw
15 Kb5 loss in 2 half-moves
16 Kb7 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kc7 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 Kb6 loss in 1 half-moves
26 Kd6 loss in 1 half-moves