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 Kd4 draw
3 Kd5 draw
4 Kd6 draw
5 Ke4 draw
6 Ke6 draw
7 Kf5 draw
8 Kf6 draw
9 Ra4 draw
10 Rb4 draw
11 Rd4 draw
12 Rh7 draw
13 Kf4 loss in 18 half-moves
14 Rh5 loss in 10 half-moves
15 Re4 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Rh2 loss in 2 half-moves
20 Rh3 loss in 2 half-moves
21 Rh6 loss in 2 half-moves
22 Rh8 loss in 2 half-moves