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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Rc2 win in 3 half-moves
3 Ka2 draw
4 Kab1 draw
5 Kab2 draw
6 Kc2 draw
7 Kcb1 draw
8 Kcb2 draw
9 Kd1 draw
10 Kd2 draw
11 Rb2 draw
12 Rg1 draw
13 Rg3 draw
14 Rg8 draw
15 Rh2 draw
16 Rd2 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rg7 loss in 2 half-moves