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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ka4 draw
3 Ka6 draw
4 Ke7 draw
5 Ke8 draw
6 Kf7 draw
7 Kg7 draw
8 Kg8 draw
9 Rb2 draw
10 Rb3 draw
11 Rb4 draw
12 Rb6 draw
13 Rb7 draw
14 Rc5 draw
15 Rd5 draw
16 Re5 draw
17 Rf5 draw
18 Rg5 draw
19 Rh5 draw
20 Kb4 loss in 2 half-moves
21 Kb6 loss in 2 half-moves
22 Rb1 loss in 1 half-moves