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 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kb3 draw
6 Kb5 draw
7 Kc3 draw
8 Kc4 draw
9 Kc5 draw
10 Rb1 draw
11 Rd1 draw
12 Re1 draw
13 Rf2 draw
14 Rf3 draw
15 Rf4 draw
16 Rf5 draw
17 Rf6 draw
18 Rg1 draw
19 Rh1 draw
20 Ra1 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rf8 loss in 2 half-moves