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 Rf7 win in 5 half-moves
4 Ra1 draw
5 Ra2 draw
6 Ra3 draw
7 Ra6 draw
8 Rd7 draw
9 Re7 draw
10 Kf1 loss in 2 half-moves
11 Kf2 loss in 2 half-moves
12 Kf3 loss in 2 half-moves
13 Kg1 loss in 2 half-moves
14 Kg4 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kgg3 loss in 2 half-moves
17 Kgh3 loss in 2 half-moves
18 Kh1 loss in 2 half-moves
19 Kh2 loss in 2 half-moves
20 Kh5 loss in 2 half-moves
21 Khg3 loss in 2 half-moves
22 Khh3 loss in 2 half-moves
23 Ra4 loss in 2 half-moves
24 Ra5 loss in 2 half-moves
25 Ra8 loss in 2 half-moves
26 Rb7 loss in 2 half-moves
27 Rc7 loss in 2 half-moves