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 Ka2 draw
3 Ka3 draw
4 Ka4 draw
5 Kb4 draw
6 Kc1 draw
7 Ke1 draw
8 Rb1 draw
9 Rc2 draw
10 Rg2 draw
11 Rh2 draw
12 Kbc2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Kdc2 loss in 2 half-moves
17 Ke2 loss in 2 half-moves
18 Rd2 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Rf2 loss in 2 half-moves