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

EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Rh7 win in 3 half-moves
3 Ke7 draw
4 Ke8 draw
5 Kff7 draw
6 Kfg7 draw
7 Kgf7 draw
8 Kgg7 draw
9 Kh7 draw
10 Kh8 draw
11 Ra1 draw
12 Ra6 draw
13 Ra8 draw
14 Rb7 draw
15 Rc7 draw
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Rd7 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Rf7 loss in 2 half-moves