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 Rb5 draw
8 Rc2 draw
9 Rc3 draw
10 Rd5 draw
11 Rc6 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Rf5 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rh5 loss in 2 half-moves
18 Ra5 loss in 1 half-moves