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 Kb7 draw
3 Kc7 draw
4 Kd5 draw
5 Kd6 draw
6 Rc1 draw
7 Rc2 draw
8 Rc3 draw
9 Rf5 draw
10 Rg5 draw
11 Rh5 draw
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Re5 loss in 2 half-moves