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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kb1 win in 3 half-moves
3 Kb2 win in 3 half-moves
4 Kb3 win in 3 half-moves
5 Kb4 win in 3 half-moves
6 Ra8 win in 3 half-moves
7 Rb1 win in 3 half-moves
8 Rb6 win in 3 half-moves
9 Ka2 win in 5 half-moves
10 Ka3 win in 5 half-moves
11 Kb5 win in 5 half-moves
12 Ka5 draw
13 Rb5 draw
14 Rc8 draw
15 Rd8 draw
16 Rh8 draw
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves