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 Rf8 win in 1 half-moves
3 K6a7 win in 3 half-moves
4 K8a7 win in 3 half-moves
5 K8b7 win in 3 half-moves
6 Ka5 win in 3 half-moves
7 Kb5 win in 3 half-moves
8 Kb6 win in 3 half-moves
9 Rb5 win in 3 half-moves
10 Rb6 win in 3 half-moves
11 Rb7 win in 3 half-moves
12 Rc8 win in 3 half-moves
13 Rd8 win in 3 half-moves
14 Re8 win in 3 half-moves
15 Rb4 win in 5 half-moves
16 K6b7 draw
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves