Task: Question Generation
Input (English): List of How I Met Your Mother characters -- Ted has dated many people and been in several long-term relationships. Ted has an on-again, off-again relationship with Robin. Ted also dated Victoria, Stella, Zoey and Jeanette. Ted finally gets to meet his wife-to-be, Tracy, on the day of Barney and Robin's wedding, after accidentally teaching one of her college classes, owning her yellow umbrella for a short time, and dating her roommate. When he ran into Tracy's roommate (Cindy), it led to Tracy's band performing at Barney and Robin's wedding.
Output (English): is stella the mother on how i met your mother