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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rc8 win in 1 half-moves
3 Ka1 draw
4 Ka2 draw
5 Kb1 draw
6 Kc1 draw
7 Kc2 draw
8 Kg6 draw
9 Kg7 draw
10 Kg8 draw
11 Rd8 draw
12 Re8 draw
13 Rf8 draw
14 Rg8 draw
15 Ka3 loss in 1 half-moves
16 Kb3 loss in 1 half-moves
17 Kc3 loss in 1 half-moves
18 Kh6 loss in 1 half-moves
19 Ra8 loss in 1 half-moves