Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rc3 win in 1 half-moves
2 Ra5 draw
3 Rb5 draw
4 Rc7 draw
5 Rc8 draw
6 Rf5 draw
7 Rh5 draw
8 Kc1 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Ke1 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rc2 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Rg5 loss in 2 half-moves