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

EGTB: win in 2 half-moves

# move score
1 Rc4 win in 1 half-moves
2 R4a7 draw
3 Ra1 draw
4 Ra2 draw
5 Ra3 draw
6 Re4 draw
7 Rg4 draw
8 Rh4 draw
9 R4a6 loss in 6 half-moves
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 R4a5 loss in 2 half-moves
16 R8a5 loss in 2 half-moves
17 R8a6 loss in 2 half-moves
18 R8a7 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Rf4 loss in 2 half-moves