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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rd8 win in 1 half-moves
3 Kb6 win in 3 half-moves
4 Kb7 win in 3 half-moves
5 Ra8 draw
6 Rb1 draw
7 Rb2 draw
8 Rc8 draw
9 Re8 draw
10 Rf8 draw
11 Ka6 loss in 2 half-moves
12 Ka8 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Kg7 loss in 2 half-moves
16 Kh7 loss in 2 half-moves
17 Kh8 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 loss in 2 half-moves