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 Rd1 win in 1 half-moves
3 Kb5 loss in 2 half-moves
4 Kc3 loss in 2 half-moves
5 Kc5 loss in 2 half-moves
6 Kd3 loss in 2 half-moves
7 Kd5 loss in 2 half-moves
8 Rd2 loss in 2 half-moves
9 Rd3 loss in 2 half-moves
10 Rd5 loss in 2 half-moves
11 Rd6 loss in 2 half-moves
12 Rd7 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Kb4 loss in 1 half-moves