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

EGTB: win in 4 half-moves

# move score
1 Rd4 win in 3 half-moves
2 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kb3 draw
6 Kb6 draw
7 Kb7 draw
8 Kbb5 draw
9 Kbc5 draw
10 Kc3 draw
11 Kc4 draw
12 Kc7 draw
13 Kcb5 draw
14 Kcc5 draw
15 Kd5 draw
16 Kd6 draw
17 Kd7 draw
18 Rc4 draw
19 Re4 draw
20 Rf1 draw
21 Rf2 draw
22 Rf3 draw
23 Rf8 draw
24 Rf5 loss in 2 half-moves
25 Rf6 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rg4 loss in 2 half-moves
28 Rh4 loss in 2 half-moves