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

EGTB: win in 2 half-moves

# move score
1 Ka5 win in 1 half-moves
2 Rc8 win in 1 half-moves
3 Ra8 win in 3 half-moves
4 Rb1 win in 3 half-moves
5 Rb2 win in 3 half-moves
6 Rg8 win in 3 half-moves
7 Rh8 win in 3 half-moves
8 Ka8 draw
9 Rb3 draw
10 Rb5 draw
11 Rb7 draw
12 K6b6 loss in 2 half-moves
13 K6b7 loss in 2 half-moves
14 K7b6 loss in 2 half-moves
15 K7b7 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Kb5 loss in 1 half-moves