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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Ka7 draw
3 Kf1 draw
4 Kf2 draw
5 Kg2 draw
6 Kh1 draw
7 Kh2 draw
8 Rb2 draw
9 Rb4 draw
10 Rb5 draw
11 Rb6 draw
12 Rb7 draw
13 Rc8 draw
14 Rd8 draw
15 Re8 draw
16 Rf8 draw
17 Rg8 draw
18 Rh8 draw
19 Kb7 loss in 2 half-moves
20 Rb3 loss in 1 half-moves