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 Rg3 win in 1 half-moves
3 Rg4 win in 1 half-moves
4 Rg5 win in 1 half-moves
5 Ke1 loss in 2 half-moves
6 Ke2 loss in 2 half-moves
7 Kf2 loss in 2 half-moves
8 Ra8 loss in 2 half-moves
9 Rc8 loss in 2 half-moves
10 Rd8 loss in 2 half-moves
11 Re8 loss in 2 half-moves
12 Rf8 loss in 2 half-moves
13 Rg6 loss in 2 half-moves
14 Rg7 loss in 2 half-moves
15 Rh8 loss in 2 half-moves
16 Kg1 loss in 1 half-moves
17 Kg2 loss in 1 half-moves
18 Rg1 loss in 1 half-moves
19 Rg2 loss in 1 half-moves