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

EGTB: win in 58 half-moves

# move score
1 Ka3 win in 57 half-moves
2 Ra7 loss in 4 half-moves
3 Rb7 loss in 4 half-moves
4 Rf4 loss in 4 half-moves
5 Rf5 loss in 4 half-moves
6 Rf6 loss in 4 half-moves
7 Rf8 loss in 4 half-moves
8 Rg7 loss in 4 half-moves
9 Rh7 loss in 4 half-moves
10 K1b1 loss in 2 half-moves
11 K1b2 loss in 2 half-moves
12 K2b1 loss in 2 half-moves
13 K2b2 loss in 2 half-moves
14 Kb3 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf3 loss in 2 half-moves