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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Rf4 win in 1 half-moves
3 Rf5 win in 1 half-moves
4 Rf7 win in 1 half-moves
5 Rb1 loss in 16 half-moves
6 Ra1 loss in 10 half-moves
7 Rd1 loss in 8 half-moves
8 Kc2 loss in 2 half-moves
9 Kc3 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Kd4 loss in 2 half-moves
13 Ke2 loss in 2 half-moves
14 Ke3 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves