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 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kd1 draw
6 Kd2 draw
7 Rc2 draw
8 Rc6 draw
9 Rd3 draw
10 Re3 draw
11 Rg3 draw
12 Rh3 loss in 6 half-moves
13 Ra3 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rf3 loss in 2 half-moves