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

EGTB: win in 2 half-moves

# move score
1 Rh2 win in 1 half-moves
2 K3a4 draw
3 K5a4 draw
4 Ka6 draw
5 Kb2 draw
6 Ra1 draw
7 Rf2 draw
8 Rg2 draw
9 K3b4 loss in 2 half-moves
10 K5b4 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Rb2 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