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

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Ka6 draw
3 Kb6 draw
4 Kb8 draw
5 Rc5 draw
6 Rc6 draw
7 Rc7 draw
8 Kc6 loss in 12 half-moves
9 Rd8 loss in 12 half-moves
10 Kc7 loss in 10 half-moves
11 Ka7 loss in 8 half-moves
12 Rh8 loss in 8 half-moves
13 Rb8 loss in 6 half-moves
14 Ka8 loss in 4 half-moves
15 Ra8 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves