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

EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 Rf4 draw
3 Rf5 draw
4 Rf6 draw
5 Rf7 draw
6 Rf8 draw
7 Rg2 draw
8 Rh2 draw
9 Kb1 loss in 2 half-moves
10 Kb2 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kcc1 loss in 2 half-moves
14 Kcd2 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kdc1 loss in 2 half-moves
17 Kdd2 loss in 2 half-moves
18 Ke1 loss in 2 half-moves
19 Ke2 loss in 2 half-moves
20 Rd2 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Rf1 loss in 2 half-moves