The phrase "a debate during which" is correct and usable in written English.
It can be used to introduce a specific event or situation where a debate takes place, often followed by details about the topic or participants involved.
Example: "The conference featured a debate during which experts discussed the implications of climate change on global policy."
Alternatives: "a discussion in which" or "a forum where".
And then Harrelson joined Kenny on the MLB Network for a debate during which Harrelson declared that the only statistic he cared about was something called "T.W.T.W".
It was a rare moment of agreement in a debate during which Mrs. Clinton and Mr. Lazio argued over whether New York would be helped or hurt by having a Republican in the Senate next year.
At the beginning of a debate during which all party leaders offered reassurance to people from other countries who have chosen to make Scotland their home, Sturgeon urged the parliament to "make clear that Scotland is an open and welcoming country and that prejudice, hate and racism will not be tolerated, now or at any time".
More importantly, Archbishop Dolan could quote Hughes' famous rejoinder to John Breckenridge at a debate during which the Protestant clergyman declared Catholicism an enemy of democracy because of the Church's support for the Inquisition in Spain and tyranny in Italy and France.
The Lib Dems have voted down a call for an economic Plan B. After a lively debate, during which Steve Webb, the pensions minister, said defeat for the leadership would panic the financial markets and lead to interest rates rising, an amendment to a growth motion that called for a Plan B was defeated by a large majority.
A favorite anecdote of his featured a floor debate during which several of his Assembly colleagues had been boasting about their alma maters — Harvard, Yale, U. of M. Smith had declared, "I'm an F.F.M. man".
"Frankly, I have largely been on the other side of it than I am tonight," Ms. Pelosi told colleagues Wednesday evening at the end of a rancorous debate, during which many Democrats accused her of betraying the party's base.
This spring, those ideas became the focus of a statewide debate, during which outside groups repeatedly insinuated that such changes were necessary because professors at the state's flagship universities, A&M and University of Texas at Austin, were not productive enough.
The exchanges came in a 60-minute debate during which the first lady and Representative Lazio sketched out different views on issues varying from public financing of political campaigns, to restrictions on abortions, to the tax on gasoline, to whom they would like to see on the Supreme Court, to whether public money should be used to build a new stadium on Manhattan's West Side.
Rob Ford, the embattled mayor of Toronto, was stripped of many of his powers on Monday after a heated city council debate during which he knocked over a woman councillor and heckled members of the public.
But it did get a whisper of one this week, arriving in the middle of an otherwise prosaic, hourlong debate, during which all five Democrats kept nearly all answers to the allotted 45 seconds.
