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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 K3b3 draw
3 K3b4 draw
4 K4b3 draw
5 K4b4 draw
6 Ka2 draw
7 Ka5 draw
8 Kb2 draw
9 Kb5 draw
10 Rc3 draw
11 Rd3 draw
12 Re3 draw
13 Rf1 draw
14 Rf2 draw
15 Rf7 draw
16 Rf4 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves