Yes, Mr. Virani. I am proposing that two senators speak for two minutes each, so that will be four minutes total for two senators, and the rotation is...they will determine themselves, among the four senators, who would speak in that length of time.
Evidence of meeting #1 for Declaration of Emergency in the 44th Parliament, 1st Session. (The original version is on Parliament’s site, as are the minutes.) The winning word was chair.
A video is available from Parliament.