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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rh8 win in 7 half-moves
3 K6b6 draw
4 K6b7 draw
5 K7b6 draw
6 K7b7 draw
7 Ka5 draw
8 Ka8 draw
9 Kb5 draw
10 Kb8 draw
11 Rc7 draw
12 Rd7 draw
13 Rh2 draw
14 Re7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh1 loss in 2 half-moves
18 Rh3 loss in 2 half-moves
19 Rh4 loss in 2 half-moves
20 Rh5 loss in 2 half-moves
21 Rh6 loss in 2 half-moves