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

EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Rf5 win in 3 half-moves
3 Rf6 win in 3 half-moves
4 Rf7 win in 3 half-moves
5 Rf8 win in 3 half-moves
6 Ra2 draw
7 Rb2 draw
8 Re2 draw
9 Rf3 draw
10 Ka4 loss in 2 half-moves
11 Ka6 loss in 2 half-moves
12 Ka7 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Kb7 loss in 2 half-moves
17 Kb8 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rd2 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves