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 Kg2 draw
3 Kg4 draw
4 Kh2 draw
5 Kh3 draw
6 Kh4 draw
7 Ra4 draw
8 Ra5 draw
9 Ra6 draw
10 Ra8 draw
11 Re3 draw
12 Kf2 loss in 2 half-moves
13 Kf3 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Rf3 loss in 2 half-moves