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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kf1 draw
3 Kf2 draw
4 Kf3 draw
5 Kg3 draw
6 Kh3 draw
7 Ra3 draw
8 Ra1 loss in 18 half-moves
9 Kg1 loss in 12 half-moves
10 Kh2 loss in 10 half-moves
11 Rd2 loss in 10 half-moves
12 Kh1 loss in 6 half-moves
13 Ra5 loss in 4 half-moves
14 Ra4 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Ra6 loss in 1 half-moves