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 Kd1 draw
3 Ke2 draw
4 Kf1 draw
5 Kf2 draw
6 Ra1 draw
7 Ra2 draw
8 Ra3 draw
9 Ra8 draw
10 Rd4 draw
11 Re4 draw
12 Kd2 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves