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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Kb7 win in 5 half-moves
3 K5a6 draw
4 K5b6 draw
5 K7a6 draw
6 K7b6 draw
7 Ka4 draw
8 Ka8 draw
9 Kb5 draw
10 Kb8 draw
11 Re3 draw
12 Rf3 draw
13 Rg3 draw
14 Rh3 draw
15 Kb4 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rd3 loss in 2 half-moves