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 Rc1 win in 3 half-moves
3 Kaa2 draw
4 Kab2 draw
5 Kba2 draw
6 Kbb2 draw
7 Kc2 draw
8 Rc2 draw
9 Rc7 draw
10 Re8 draw
11 Ra8 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves