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

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Kd4 loss in 2 half-moves
3 Kd6 loss in 2 half-moves
4 Ke4 loss in 2 half-moves
5 Ke5 loss in 2 half-moves
6 Ke6 loss in 2 half-moves
7 Ra1 loss in 2 half-moves
8 Rb1 loss in 2 half-moves
9 Rd2 loss in 2 half-moves
10 Rd3 loss in 2 half-moves
11 Rd4 loss in 2 half-moves
12 Re1 loss in 2 half-moves
13 Rf1 loss in 2 half-moves
14 Rg1 loss in 2 half-moves
15 Rh1 loss in 2 half-moves
16 Kc4 loss in 1 half-moves
17 Kc5 loss in 1 half-moves
18 Kc6 loss in 1 half-moves