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 Ra7 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 Rc7 win in 3 half-moves
5 Rf4 draw
6 Rf5 draw
7 Rf6 draw
8 Ka7 loss in 2 half-moves
9 Ka8 loss in 2 half-moves
10 Kbb7 loss in 2 half-moves
11 Kbc7 loss in 2 half-moves
12 Kcb7 loss in 2 half-moves
13 Kcc7 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Kd8 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rh7 loss in 2 half-moves