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 Ka2 draw
3 Kb2 draw
4 Kb3 draw
5 Kb4 draw
6 Ra6 draw
7 Rb4 draw
8 Rd4 draw
9 Re4 draw
10 Rf4 draw
11 Rg4 draw
12 Ra7 loss in 6 half-moves
13 Ra5 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rh4 loss in 2 half-moves