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 Kf4 draw
3 Kf5 draw
4 Kg5 draw
5 Kh4 draw
6 Kh5 draw
7 Ra3 draw
8 Rd3 draw
9 Re4 draw
10 Re5 draw
11 Re6 draw
12 Re8 draw
13 Rf3 draw
14 Kf3 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rg3 loss in 2 half-moves
22 Rh3 loss in 2 half-moves