His campaign rebutted the criticisms in a hostile biography point-by-point before they gained traction.
When a student at the Saddleback lecture pointed out that he was a not a biologist or a doctor but a chemist, the Nobel laureate rebutted him with the irrefutable argument, "And you're a little boy!"
Mr. Robbins suffered from selective amnesia about his role in the incident, so he was rebutted almost every time by other witnesses.
When Liu Zhengyi slapped the table heavily, the old gentleman had spent his whole life in the arms of a horse, and after the age of 30 he rarely saw such a person who rebutted him to his face.
For "known" evidence, presumption rules should be properly employed and inference conclusion may be rebutted with the support of determined facts.
But the librarian, who believed in calling a spade a spade, rebutted that he stole the books.