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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kg8 draw
5 Kh1 draw
6 Kh7 draw
7 Rg3 draw
8 Rh7 draw
9 Kg3 loss in 2 half-moves
10 Kg7 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rd3 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Rf3 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Rh5 loss in 2 half-moves
18 Rh6 loss in 2 half-moves