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 Kb3 win in 5 half-moves
4 Kc3 win in 5 half-moves
5 Ra2 win in 15 half-moves
6 Ka4 draw
7 Ka6 draw
8 Kab4 draw
9 Kab5 draw
10 Kb6 draw
11 Kc5 draw
12 Kcb4 draw
13 Kcb5 draw
14 Kd3 draw
15 Rc2 draw
16 Re1 draw
17 Re3 draw
18 Re8 draw
19 Kd4 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Rf2 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rh2 loss in 2 half-moves