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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Ra8 win in 3 half-moves
3 Rh3 win in 5 half-moves
4 Kf7 draw
5 Kf8 draw
6 Kgg7 draw
7 Kgh7 draw
8 Khg7 draw
9 Khh7 draw
10 Ra4 draw
11 Ra5 draw
12 Ra6 draw
13 Rb3 draw
14 Rc3 draw
15 Rd3 draw
16 Ra1 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rg3 loss in 2 half-moves