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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Rh7 win in 1 half-moves
3 Rb7 draw
4 Rc7 draw
5 Rd7 draw
6 Rf1 draw
7 Rf2 draw
8 Rf3 draw
9 Rf4 draw
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Kb7 loss in 1 half-moves
21 Kc7 loss in 1 half-moves
22 Kd7 loss in 1 half-moves