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

EGTB: win in 4 half-moves

# move score
1 Kd4 win in 3 half-moves
2 Kd5 win in 3 half-moves
3 Kd6 win in 3 half-moves
4 Rb2 win in 3 half-moves
5 Rd2 win in 3 half-moves
6 Rc2 win in 7 half-moves
7 Kb4 draw
8 Kb5 draw
9 Kb6 draw
10 Kc4 draw
11 Kc6 draw
12 Ra2 draw
13 Re1 draw
14 Re8 draw
15 Re3 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves