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 Kb6 draw
3 Kc6 draw
4 Kc7 draw
5 Kc8 draw
6 Ra3 draw
7 Rb3 draw
8 Kb8 loss in 10 half-moves
9 Ka6 loss in 4 half-moves
10 Ka7 loss in 4 half-moves
11 Ka8 loss in 4 half-moves
12 Rc2 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rh3 loss in 2 half-moves
20 Rd3 loss in 1 half-moves
21 Re3 loss in 1 half-moves
22 Rf3 loss in 1 half-moves