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 Kf2 draw
3 Kf3 draw
4 Kf4 draw
5 Kg2 draw
6 Kg4 draw
7 Kh2 draw
8 Kh3 draw
9 Kh4 draw
10 Ra3 draw
11 Rc3 draw
12 Rd3 draw
13 Re2 draw
14 Re4 draw
15 Re1 loss in 10 half-moves
16 Re5 loss in 4 half-moves
17 Re6 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Re7 loss in 1 half-moves