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 Rd2 win in 3 half-moves
3 Rf6 win in 3 half-moves
4 Kb3 win in 5 half-moves
5 Kc3 win in 5 half-moves
6 Ra2 win in 9 half-moves
7 Ka4 draw
8 Ka6 draw
9 Kab4 draw
10 Kab5 draw
11 Kb6 draw
12 Kc5 draw
13 Kcb4 draw
14 Kcb5 draw
15 Rc2 draw
16 Re2 draw
17 Rf1 draw
18 Rf7 draw
19 Rf8 draw
20 Kd3 loss in 2 half-moves
21 Kd4 loss in 2 half-moves
22 Kd5 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Rf5 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rh2 loss in 2 half-moves