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 Ka6 draw
3 Ka8 draw
4 Kb6 draw
5 Kb7 draw
6 Kg8 draw
7 Ra8 draw
8 Rb4 draw
9 Rb6 draw
10 Rb7 draw
11 Rc8 draw
12 Rd8 draw
13 Re8 draw
14 Rf8 draw
15 Kg7 loss in 2 half-moves
16 Kh7 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rg8 loss in 2 half-moves