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

EGTB: win in 4 half-moves

# move score
1 Rc5 win in 3 half-moves
2 Rc6 win in 3 half-moves
3 Rc7 win in 3 half-moves
4 Rc8 win in 3 half-moves
5 Rg3 win in 3 half-moves
6 Rh3 win in 3 half-moves
7 K6g6 draw
8 K6g7 draw
9 K7g6 draw
10 K7g7 draw
11 Kg5 draw
12 Kg8 draw
13 Kh5 draw
14 Kh8 draw
15 Rc4 draw
16 Rd3 draw
17 Re3 draw
18 Rf3 draw
19 Ra3 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rc2 loss in 2 half-moves