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

EGTB: win in 2 half-moves

# move score
1 Rd7 win in 1 half-moves
2 Kb7 win in 9 half-moves
3 K4a5 loss in 2 half-moves
4 K4b5 loss in 2 half-moves
5 K6a5 loss in 2 half-moves
6 K6b5 loss in 2 half-moves
7 Ka3 loss in 2 half-moves
8 Kb3 loss in 2 half-moves
9 Kb4 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh7 loss in 2 half-moves