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

EGTB: win in 4 half-moves

# move score
1 Kc3 win in 3 half-moves
2 Rb8 draw
3 Rf3 draw
4 Rg3 draw
5 Rh3 draw
6 Kaa1 loss in 2 half-moves
7 Kaa3 loss in 2 half-moves
8 Kab1 loss in 2 half-moves
9 Kba1 loss in 2 half-moves
10 Kba3 loss in 2 half-moves
11 Kbb1 loss in 2 half-moves
12 Kc1 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Re3 loss in 2 half-moves