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 Kb5 draw
3 Kc5 draw
4 Kc6 draw
5 Kc7 draw
6 Rc1 draw
7 Rc2 draw
8 Rd8 draw
9 Re8 draw
10 Rf8 draw
11 Rh8 draw
12 Rb8 loss in 4 half-moves
13 Ka5 loss in 2 half-moves
14 Ka6 loss in 2 half-moves
15 Ka7 loss in 2 half-moves
16 Kb7 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rg8 loss in 2 half-moves