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

EGTB: win in 4 half-moves

# move score
1 R1a6 win in 3 half-moves
2 R8a6 win in 3 half-moves
3 Kd7 win in 9 half-moves
4 Re1 win in 9 half-moves
5 Kc7 win in 11 half-moves
6 Kb7 draw
7 Kb8 draw
8 Kd8 draw
9 R1a2 draw
10 R8a2 draw
11 Rb1 draw
12 Rb8 draw
13 Rc1 draw
14 Rd1 draw
15 R1a3 loss in 2 half-moves
16 R1a4 loss in 2 half-moves
17 R1a5 loss in 2 half-moves
18 R1a7 loss in 2 half-moves
19 R8a3 loss in 2 half-moves
20 R8a4 loss in 2 half-moves
21 R8a5 loss in 2 half-moves
22 R8a7 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