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

EGTB: win in 4 half-moves

# move score
1 Kgg4 win in 3 half-moves
2 Kgh4 win in 3 half-moves
3 Khg4 win in 3 half-moves
4 Khh4 win in 3 half-moves
5 Rc4 win in 3 half-moves
6 Rc5 win in 3 half-moves
7 Rc6 win in 3 half-moves
8 Kf5 draw
9 Kf6 draw
10 Kgg6 draw
11 Kgh6 draw
12 Khg6 draw
13 Khh6 draw
14 Ra3 draw
15 Rb3 draw
16 Rc7 draw
17 Rc8 draw
18 Rg3 draw
19 Rh3 draw
20 Kf4 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rc2 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Rf3 loss in 2 half-moves