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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Re4 draw
6 Rf4 draw
7 Rg4 draw
8 Rh5 draw
9 Rh6 draw
10 Rh7 draw
11 Ra4 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Rh2 loss in 2 half-moves
16 Rh3 loss in 2 half-moves
17 Rh8 loss in 2 half-moves