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 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kd1 draw
6 Kd2 draw
7 Ke8 draw
8 Kg8 draw
9 Ra7 draw
10 Rc7 draw
11 Rf1 draw
12 Rf2 draw
13 Rf3 draw
14 Rf4 draw
15 Rf5 draw
16 Rf6 draw
17 Rg7 draw
18 Rh7 draw
19 Kg7 loss in 2 half-moves
20 Ke7 loss in 1 half-moves
21 Rd7 loss in 1 half-moves
22 Re7 loss in 1 half-moves