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

EGTB: win in 2 half-moves

# move score
1 Kb3 win in 1 half-moves
2 Kd3 win in 1 half-moves
3 Rb7 loss in 16 half-moves
4 Rd7 loss in 10 half-moves
5 Kb4 loss in 6 half-moves
6 Kc5 loss in 4 half-moves
7 Rc6 loss in 4 half-moves
8 Rc8 loss in 4 half-moves
9 Kb5 loss in 2 half-moves
10 Kd4 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rc5 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
18 Kc3 loss in 1 half-moves