The extent of his contribution to the completed film has not been determined, however.

That's the extent of his contribution to American strategy.

That seemed to be the extent of his contribution.

Scholars have debated the extent of Middleton's contribution to Part 1.

However, the extent of Mr. Mason's contribution has fluctuated over the years.

Barbara Walters introduces the interview, but that is the extent of her contribution.

Financial uncertainties, particularly the extent of Nassau County's contribution, may delay a building restoration project, she said.

That was the extent of my contribution to Tyroc.

However the nature of theatrical collaboration at this time was such that the extent of his contribution to any given play is debatable.

The two men had a falling out over the extent of Mr. Massee's contribution and parted ways.