In this task, you are presented with a term, a question, and a yes/no answer. For context, the term is associated with a short description. Write the simple facts one needs to know in order to answer the given question. The facts should be easily found on the web (e.g. mentioned in a Wikipedia page)

Term: Joker (character), Description: Fictional character in the DC Universe, Question: Was the Joker an enemy of the Avengers?, Answer:No
Fact1: The Joker is a DC Comics villain. Fact2: The Avengers are a group of heroes from Marvel Comics. Fact3: Being from different publishers, they do not meet. 

Term: Gobi Desert, Description: desert in Mongolia and China, Question: Do many high quality sweaters have their origins in the Gobi Desert?, Answer:Yes
Fact1: Cashmere is a high quality fabric used to make sweaters. Fact2: Cashmere comes goats. Fact3: Cashmere goats are an abundant livestock in the Gobi Desert. 

Term: PDF, Description: family of file formats used to present documents, Question: Microsoft did not launch PDF before 1993?, Answer:Yes

Fact1: Version 1.0 of Adobe Acrobat, the first software program capable of reading the newly created format known as PDF Fact2: eventually launched on June 15, 1993, with an accompanying 8-page ad in The Wall Street Journal.