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

EGTB: win in 2 half-moves

# move score
1 Re1 win in 1 half-moves
2 Kf1 draw
3 Kf2 draw
4 Rb5 draw
5 Kg3 loss in 2 half-moves
6 Kgg2 loss in 2 half-moves
7 Kgh1 loss in 2 half-moves
8 Kh3 loss in 2 half-moves
9 Khg2 loss in 2 half-moves
10 Khh1 loss in 2 half-moves
11 Ra1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves