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 Re1 win in 5 half-moves
4 Ka1 draw
5 Ka3 draw
6 Kab3 draw
7 Kb1 draw
8 Kb2 draw
9 Kb4 draw
10 Kb5 draw
11 Kc3 draw
12 Kc5 draw
13 Kcb3 draw
14 Rc2 draw
15 Re8 draw
16 Kd3 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Re6 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Rf2 loss in 2 half-moves
25 Rg2 loss in 2 half-moves
26 Rh2 loss in 2 half-moves