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

EGTB: win in 2 half-moves

# move score
1 Rc3 win in 1 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kd7 draw
6 Kd8 draw
7 Ke4 draw
8 Kf5 draw
9 Kg3 draw
10 Kg4 draw
11 Kg5 draw
12 Ra3 draw
13 Rd3 draw
14 Re3 draw
15 Rf1 draw
16 Rf2 draw
17 Rg3 draw
18 Rh3 draw
19 Ke3 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Rb3 loss in 1 half-moves