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

EGTB: win in 4 half-moves

# move score
1 Kd7 win in 3 half-moves
2 Rc1 win in 3 half-moves
3 Rd1 win in 3 half-moves
4 Kc7 win in 13 half-moves
5 Kb7 draw
6 Kb8 draw
7 Kd8 draw
8 R1a2 draw
9 R4a2 draw
10 Ra8 draw
11 Rb1 draw
12 Rb4 draw
13 Rc4 draw
14 Rd4 draw
15 Re4 draw
16 R1a3 loss in 2 half-moves
17 R4a3 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rg4 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Rh4 loss in 2 half-moves