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

EGTB: win in 2 half-moves

# move score
1 Rc2 win in 1 half-moves
2 Ka2 draw
3 Ka4 draw
4 Kb3 draw
5 Kb4 draw
6 Ra2 draw
7 Rb2 draw
8 Rd2 draw
9 Re2 draw
10 Rf1 draw
11 Rf4 draw
12 Rf8 draw
13 Kb2 loss in 2 half-moves
14 Rf3 loss in 2 half-moves
15 Rf5 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rh2 loss in 2 half-moves