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

EGTB: win in 4 half-moves

# move score
1 Kc2 win in 3 half-moves
2 Rb1 draw
3 Rf2 draw
4 Rg2 draw
5 Rh2 draw
6 Ka3 loss in 2 half-moves
7 Ka4 loss in 2 half-moves
8 Kaa2 loss in 2 half-moves
9 Kb1 loss in 2 half-moves
10 Kb4 loss in 2 half-moves
11 Kba2 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Ra2 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Re2 loss in 2 half-moves