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 Kc7 draw
3 Kd7 draw
4 Ke7 draw
5 Rc3 draw
6 Rc7 draw
7 Rc8 draw
8 Rd6 draw
9 Rh6 draw
10 Kc8 loss in 8 half-moves
11 Rc5 loss in 8 half-moves
12 Ke8 loss in 4 half-moves
13 Rb6 loss in 4 half-moves
14 Ra6 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rg6 loss in 2 half-moves