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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb3 draw
3 Rb4 draw
4 Rb5 draw
5 Rb6 draw
6 Rb7 draw
7 Rb8 draw
8 Rc2 draw
9 Rd2 draw
10 Re2 draw
11 Rg2 draw
12 Kf7 loss in 2 half-moves
13 Kf8 loss in 2 half-moves
14 Kgh7 loss in 2 half-moves
15 Kgg7 loss in 1 half-moves
16 Khg7 loss in 1 half-moves
17 Khh7 loss in 1 half-moves
18 Ra2 loss in 1 half-moves
19 Rf2 loss in 1 half-moves
20 Rh2 loss in 1 half-moves