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

EGTB: win in 4 half-moves

# move score
1 R1a4 win in 3 half-moves
2 R1a5 win in 3 half-moves
3 R8a4 win in 3 half-moves
4 R8a5 win in 3 half-moves
5 Rc1 win in 3 half-moves
6 R1a2 draw
7 R1a3 draw
8 R8a2 draw
9 R8a3 draw
10 Rc8 draw
11 Re1 draw
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 R1a6 loss in 2 half-moves
16 R1a7 loss in 2 half-moves
17 R8a6 loss in 2 half-moves
18 R8a7 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 Kc8 loss in 1 half-moves
26 Ke8 loss in 1 half-moves