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

EGTB: win in 2 half-moves

# move score
1 Kg3 win in 1 half-moves
2 Kh3 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Re1 win in 1 half-moves
5 Re2 win in 1 half-moves
6 Re3 win in 1 half-moves
7 Kg4 loss in 2 half-moves
8 Kg5 loss in 2 half-moves
9 Kh5 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Rc4 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re5 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves