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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Rc7 win in 1 half-moves
3 Ka3 loss in 2 half-moves
4 Kb3 loss in 2 half-moves
5 Ra8 loss in 2 half-moves
6 Rb7 loss in 2 half-moves
7 Rd7 loss in 2 half-moves
8 Re7 loss in 2 half-moves
9 Rf7 loss in 2 half-moves
10 Rg7 loss in 2 half-moves
11 Rh7 loss in 2 half-moves
12 K4b4 loss in 1 half-moves
13 K4b5 loss in 1 half-moves
14 K5b4 loss in 1 half-moves
15 K5b5 loss in 1 half-moves
16 Ka6 loss in 1 half-moves
17 Ra6 loss in 1 half-moves