For now, it appears that neither side has a decisive advantage.
But having to go back to first principles proved a decisive advantage.
I've got him because I hold one decisive advantage.
Seven centuries could have brought us a decisive advantage, of course.
The Staff amounted to a decisive strategic advantage for nearly a century and a half.
For hours neither side could win a decisive advantage.
Whoever got there first would have the high ground and thus the decisive advantage.
Neither side gained any decisive strategic advantage from this battle.
The side whose naval forces arrived first would have decisive advantage in the siege.
So far, though, neither side has won a decisive advantage, in China or anyplace else.