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

EGTB: win in 4 half-moves

# move score
1 Ka2 win in 3 half-moves
2 Kb2 win in 3 half-moves
3 Kb3 win in 3 half-moves
4 Kaa4 draw
5 Kab4 draw
6 Kc5 draw
7 Ra7 draw
8 Ra8 draw
9 Ka6 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kba4 loss in 2 half-moves
12 Kbb4 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Ra6 loss in 2 half-moves