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 Kc8 draw
5 Ra3 draw
6 Rb3 draw
7 Rc1 draw
8 Rc2 draw
9 Rc5 draw
10 Rc6 draw
11 Ka7 loss in 4 half-moves
12 Ka8 loss in 4 half-moves
13 Rd3 loss in 4 half-moves
14 Rg3 loss in 4 half-moves
15 Rc7 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rh3 loss in 2 half-moves
19 Re3 loss in 1 half-moves