question:What caused the explosion? A gas explosion has killed at least two people and injured dozens more in Taiwan's second largest city, Kaohsiung. Several underground gas leaks were reported in the city, and there were reports of homes being engulfed in flames as a result of the blast. Eyewitnesses said the explosion created a huge ball of fire which reached up to 15 stories high. The gas leaks occurred near OPTIONS: A shopping mall. The airport. A hospital. A hotel. A railway station.

question:What can you tell me about the history of jazz music?

question:the waiter the same as he in the following sentence? The waiter brought the food and he asked if everything was alright. OPTIONS: yes no

question:What is the capital of France? Is Paris is the capital of France. a correct answer? OPTIONS: yes no