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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kd2 win in 3 half-moves
3 Rb2 win in 9 half-moves
4 Kbc2 draw
5 Kbc3 draw
6 Kbc4 draw
7 Kdc2 draw
8 Kdc3 draw
9 Kdc4 draw
10 Rc1 draw
11 Ka2 loss in 2 half-moves
12 Ka3 loss in 2 half-moves
13 Ka4 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Ke2 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Ke4 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves