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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Rb7 win in 1 half-moves
3 Rc7 win in 1 half-moves
4 Re7 win in 1 half-moves
5 Rf8 win in 1 half-moves
6 Rd7 draw
7 K4b4 loss in 2 half-moves
8 K5b4 loss in 2 half-moves
9 Ka3 loss in 2 half-moves
10 Ka6 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rf1 loss in 2 half-moves
14 Rf2 loss in 2 half-moves
15 Rf3 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves
21 K4b5 loss in 1 half-moves
22 K5b5 loss in 1 half-moves