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 Kc4 draw
3 Kc5 draw
4 Kd3 draw
5 Kd5 draw
6 Ke3 draw
7 Ke4 draw
8 Ke5 draw
9 Ra2 draw
10 Rc2 draw
11 Rd2 draw
12 Re3 draw
13 Re4 draw
14 Re5 draw
15 Re6 draw
16 Re7 draw
17 Re8 draw
18 Rg2 draw
19 Rh2 draw
20 Kc3 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rf2 loss in 2 half-moves