Task: Question Answering
Input (English): Passage: (2012 Indianapolis Colts season)With their victory over the Colts, the Texans improved to 12-2 on the season and 5-0 against division rivals, thereby securing their second AFC South title in franchise history. Because the Patriots dropped to 10-4 several hours later on the same day, the Texans can clinch homefield advantage throughout the playoffs by winning at least one of their two remaining games by virtue of their head-to-head tiebreaker over the Broncos. 
Question: The Texans can clinch homefield advantage throughout the playoffs by winning at least how many more games? 
Answer type: Number 
Output (English): 1.