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

EGTB: win in 4 half-moves

# move score
1 Kc1 win in 3 half-moves
2 Kc2 win in 3 half-moves
3 Kc3 win in 3 half-moves
4 Rc1 win in 3 half-moves
5 Kaa1 draw
6 Kaa3 draw
7 Kab1 draw
8 Kab3 draw
9 Kba1 draw
10 Kba3 draw
11 Kbb1 draw
12 Kbb3 draw
13 Ra1 draw
14 Rb1 draw
15 Rd6 draw
16 Re1 draw
17 Rd2 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Rd8 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rh1 loss in 2 half-moves