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 Rb4 win in 1 half-moves
3 Rb6 win in 1 half-moves
4 Rb7 win in 1 half-moves
5 Rc8 win in 1 half-moves
6 Rd8 win in 1 half-moves
7 Re8 win in 1 half-moves
8 Rh8 win in 1 half-moves
9 Rb2 draw
10 Ka1 loss in 2 half-moves
11 Ka3 loss in 2 half-moves
12 Kb1 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kb2 loss in 1 half-moves
15 Ra8 loss in 1 half-moves
16 Rb1 loss in 1 half-moves
17 Rb5 loss in 1 half-moves
18 Rf8 loss in 1 half-moves
19 Rg8 loss in 1 half-moves