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 Kg7 draw
3 Kg8 draw
4 Kh2 draw
5 Kh7 draw
6 Ra4 draw
7 Ra5 draw
8 Ra6 draw
9 Ra8 draw
10 Rc7 draw
11 Rh7 draw
12 Kg1 loss in 2 half-moves
13 Kg2 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves