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 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc7 draw
6 Kc8 draw
7 Ra5 draw
8 Rb5 draw
9 Rc1 draw
10 Rc2 draw
11 Rc3 draw
12 Rc6 draw
13 Rd5 draw
14 Rh5 draw
15 Rc7 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rg5 loss in 2 half-moves