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 Kb7 draw
4 Rb2 draw
5 Rb3 draw
6 Rb5 draw
7 Rb6 draw
8 Re8 draw
9 Rg8 draw
10 Rh8 draw
11 Ra8 loss in 4 half-moves
12 Rc8 loss in 4 half-moves
13 Ka5 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Rf8 loss in 1 half-moves