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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Rd7 draw
3 Re7 draw
4 Rf7 draw
5 Rg7 draw
6 K4a4 loss in 2 half-moves
7 K4a5 loss in 2 half-moves
8 K4c4 loss in 2 half-moves
9 K4c5 loss in 2 half-moves
10 K5a4 loss in 2 half-moves
11 K5a5 loss in 2 half-moves
12 K5c4 loss in 2 half-moves
13 K5c5 loss in 2 half-moves
14 Ka3 loss in 2 half-moves
15 Ka6 loss in 2 half-moves
16 Kb3 loss in 2 half-moves
17 Kb6 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc7 loss in 2 half-moves
23 Rh7 loss in 2 half-moves