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

EGTB: win in 6 half-moves

# move score
1 Rb3 win in 5 half-moves
2 Ra3 draw
3 Rc3 draw
4 Rf1 draw
5 Rf4 draw
6 Rf5 draw
7 Rf6 draw
8 Rg3 draw
9 Rh3 draw
10 K6a7 loss in 2 half-moves
11 K6b7 loss in 2 half-moves
12 K8a7 loss in 2 half-moves
13 K8b7 loss in 2 half-moves
14 Ka5 loss in 2 half-moves
15 Kb5 loss in 2 half-moves
16 Kb6 loss in 2 half-moves
17 Kb8 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rf8 loss in 2 half-moves