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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb2 win in 3 half-moves
3 Rh5 win in 5 half-moves
4 Kf1 draw
5 Kf2 draw
6 Kgg2 draw
7 Kgh2 draw
8 Khg2 draw
9 Khh2 draw
10 Ra5 draw
11 Rb3 draw
12 Rb4 draw
13 Rb6 draw
14 Rc5 draw
15 Rd5 draw
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rg5 loss in 2 half-moves