Task: Question Answering
Input (English): Passage: The Texans were down 13-5 at halftime and had a deficit as large as 20-8, but ultimately rallied to win 21-20. With the comeback win, the Texans improved to 8-6 and extended their divisional winning streak to 10 games, and six straight against Jacksonville. Quarterback Brock Osweiler was pulled from the game and benched in favor of Tom Savage during the second quarter. Osweiler went 6/11 for 48 yards and threw two back-to-back interceptions before being pulled from the game in the middle of the second quarter. 
Question: How many points was the margin of victory? 
Answer type: Number 
Output (English): 1.