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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 K1b1 win in 5 half-moves
3 K1b2 win in 5 half-moves
4 K2b1 win in 5 half-moves
5 K2b2 win in 5 half-moves
6 Kb3 win in 5 half-moves
7 Rf1 win in 5 half-moves
8 Rf3 win in 5 half-moves
9 Ka3 draw
10 Rc2 draw
11 Rd2 draw
12 Re2 draw
13 Rf7 draw
14 Rf8 draw
15 Rf4 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rh2 loss in 2 half-moves