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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kf7 draw
3 Kf8 draw
4 Kg1 draw
5 Kg2 draw
6 Kh2 draw
7 Kh7 draw
8 Kh8 draw
9 Re7 draw
10 Rf7 draw
11 Rg1 draw
12 Rg5 draw
13 Rg6 draw
14 Rh7 draw
15 Rb7 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rg4 loss in 2 half-moves