Context: Houston (i/ˈhjuːstən/ HYOO-stən) is the most populous city in Texas and the fourth most populous city in the United States, located in Southeast Texas near the Gulf of Mexico. With a census-estimated 2014 population of 2.239 million people, within a land area of 599.6 square miles (1,553 km2), it also is the largest city in the Southern United States, as well as the seat of Harris County. It is the principal city of Houston–The Woodlands–Sugar Land, which is the fifth most populated metropolitan area in the United States.

Question: Where is Houston located?
Answer: in Southeast Texas near the Gulf of Mexico

Question: Where is Houston ranked among the most populous cities in the US?
Answer: fourth

Question: What was the population of Houston in 2014?
Answer: 2.239 million people

Question: What is Houston the principle city of?
Answer: Houston–The Woodlands–Sugar Land

Question: What is the fifth most populated metropolitan area in the US?
Answer: Houston–The Woodlands–Sugar Land

Question: What is the most populous city in Texas?
Answer: Houston

Question: How does Houston rank as to population in the U.S.?
Answer: fourth

Question: According to the 2014 census, how many people live in Houston?
Answer: 2.239 million

Question: What is the land are of the City of Houston?
Answer: 599.6 square miles

Question: Houston is located in which Texas county?
Answer: Harris County

Question: Where is Texas located?
Answer: Unanswerable

Question: Where is Houston ranked among the least populous cities in the US?
Answer: Unanswerable

Question: What was the population of Houston in 2012?
Answer: Unanswerable

Question: What is Houston the non-principle city of?
Answer: Unanswerable

Question:  What is the sixth most populated metropolitan area in the US?
Answer: Unanswerable