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 Rb4 win in 1 half-moves
3 Rb5 win in 1 half-moves
4 Rb7 win in 1 half-moves
5 Rd8 win in 1 half-moves
6 Re8 win in 1 half-moves
7 Rg8 win in 1 half-moves
8 Rh8 win in 1 half-moves
9 Ra8 draw
10 Rb6 draw
11 Ka5 loss in 2 half-moves
12 Ka7 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kb6 loss in 1 half-moves
16 Rb2 loss in 1 half-moves
17 Rb3 loss in 1 half-moves
18 Rc8 loss in 1 half-moves
19 Rf8 loss in 1 half-moves