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

EGTB: win in 4 half-moves

# move score
1 Kf3 win in 3 half-moves
2 Rc1 win in 3 half-moves
3 Rc2 win in 3 half-moves
4 Rc3 win in 3 half-moves
5 Ke1 draw
6 Ke2 draw
7 Kf1 draw
8 Kg1 draw
9 Kg2 draw
10 Ra4 draw
11 Rb4 draw
12 Rc5 draw
13 Rc8 draw
14 Ke3 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves