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

EGTB: win in 4 half-moves

# move score
1 Rd1 win in 3 half-moves
2 K1b1 draw
3 K1b2 draw
4 K1d1 draw
5 K1d2 draw
6 K2b1 draw
7 K2b2 draw
8 K2d1 draw
9 K2d2 draw
10 Kb3 draw
11 Kc3 draw
12 Kd3 draw
13 Re1 draw
14 Rf2 draw
15 Rf3 draw
16 Rf7 draw
17 Rf8 draw
18 Rf4 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves