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 Kc7 draw
3 Kd5 draw
4 Kd7 draw
5 Ke5 draw
6 Ke6 draw
7 Ke7 draw
8 Ra7 draw
9 Rd7 draw
10 Rf3 draw
11 Rf4 draw
12 Rf5 draw
13 Rf6 draw
14 Rf8 draw
15 Rg7 draw
16 Rh7 draw
17 Kc5 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf2 loss in 2 half-moves