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

EGTB: win in 2 half-moves

# move score
1 Kg8 win in 1 half-moves
2 Ra7 draw
3 Rb6 draw
4 Rb8 draw
5 Rc7 draw
6 Rd7 draw
7 Re7 draw
8 Rf7 draw
9 Rg7 draw
10 Ke7 loss in 2 half-moves
11 Ke8 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Kg7 loss in 1 half-moves