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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb7 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 Rc8 win in 5 half-moves
5 Ka4 draw
6 Ka6 draw
7 Ka7 draw
8 Kb4 draw
9 Kb5 draw
10 Kb8 draw
11 Ra7 draw
12 Rc1 draw
13 Rd7 draw
14 Re7 draw
15 Rf7 draw
16 Rc2 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves