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

EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 Rf2 draw
3 Rf3 draw
4 Rf4 draw
5 Rf8 draw
6 Rg1 draw
7 Rh1 draw
8 Ka1 loss in 2 half-moves
9 Ka4 loss in 2 half-moves
10 Kaa2 loss in 2 half-moves
11 Kab2 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kba2 loss in 2 half-moves
15 Kbb2 loss in 2 half-moves
16 Kc1 loss in 2 half-moves
17 Kc2 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rf7 loss in 2 half-moves