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 Kc1 draw
5 Kc3 draw
6 Kd1 draw
7 Kd2 draw
8 Kd3 draw
9 Rb5 draw
10 Rc3 draw
11 Kb3 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rh5 loss in 2 half-moves
20 Ra5 loss in 1 half-moves