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 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Ke6 draw
6 Kf5 draw
7 Kf7 draw
8 Kg5 draw
9 Kg6 draw
10 Kg7 draw
11 Rc3 draw
12 Rd3 draw
13 Re3 draw
14 Rf1 draw
15 Rf2 draw
16 Rf4 draw
17 Rf5 draw
18 Rg3 draw
19 Rh3 draw
20 Ke5 loss in 2 half-moves
21 Ke7 loss in 2 half-moves
22 Ra3 loss in 1 half-moves