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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kg3 draw
5 Kh1 draw
6 Kh3 draw
7 Ra7 draw
8 Rc7 draw
9 Rd7 draw
10 Re7 draw
11 Rf7 draw
12 Rg7 draw
13 Ka4 loss in 1 half-moves
14 Ka6 loss in 1 half-moves
15 Kb4 loss in 1 half-moves
16 Kb5 loss in 1 half-moves
17 Kb6 loss in 1 half-moves
18 Rh3 loss in 1 half-moves
19 Rh4 loss in 1 half-moves
20 Rh5 loss in 1 half-moves
21 Rh6 loss in 1 half-moves
22 Rh8 loss in 1 half-moves