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 Kg3 draw
3 Kg4 draw
4 Kg5 draw
5 Kh3 draw
6 Kh5 draw
7 Ra3 draw
8 Rc3 draw
9 Rd3 draw
10 Re4 draw
11 Re5 draw
12 Re6 draw
13 Rf3 draw
14 Rh3 draw
15 Re1 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rg3 loss in 2 half-moves