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

EGTB: win in 4 half-moves

# move score
1 Rb2 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 Ra2 draw
11 Rc2 draw
12 Rd2 draw
13 Re2 draw
14 Rf1 draw
15 Rf7 draw
16 Rf3 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves