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

EGTB: win in 4 half-moves

# move score
1 Kg6 win in 3 half-moves
2 Kh6 win in 3 half-moves
3 Rc8 win in 3 half-moves
4 Rc6 win in 5 half-moves
5 K7g7 draw
6 K7g8 draw
7 K8g7 draw
8 K8g8 draw
9 Ra5 draw
10 Rb5 draw
11 Rc3 draw
12 Rc4 draw
13 Rc7 draw
14 Rd5 draw
15 Rh5 draw
16 Rc1 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rg5 loss in 2 half-moves