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 Ke7 draw
3 Ke8 draw
4 Kf8 draw
5 Kg7 draw
6 Kg8 draw
7 Rc4 draw
8 Rc6 draw
9 Rc7 draw
10 Rd8 draw
11 Re8 draw
12 Rf8 draw
13 Ke6 loss in 2 half-moves
14 Kf6 loss in 2 half-moves
15 Kg6 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves