TASK DEFINITION: This task is about creating an unanswerable question based on a given passage. Construct a question that looks relevant to the given context but is unanswerable. Following are a few suggestions about how to create unanswerable questions:
(i) create questions which require satisfying a constraint that is not mentioned in the passage
(ii) create questions which require information beyond what is provided in the passage in order to answer
(iii) replace an existing entity, number, date mentioned in the passage with other entity, number, date and use it in the question
(iv) create a question which is answerable from the passage and then replace one or two words by their antonyms or insert/remove negation words to make it unanswerable.
PROBLEM: Passage: The southern side of Miami includes Coral Way, The Roads and Coconut Grove. Coral Way is a historic residential neighborhood built in 1922 connecting Downtown with Coral Gables, and is home to many old homes and tree-lined streets. Coconut Grove was established in 1825 and is the location of Miami's City Hall in Dinner Key, the Coconut Grove Playhouse, CocoWalk, many nightclubs, bars, restaurants and bohemian shops, and as such, is very popular with local college students. It is a historic neighborhood with narrow, winding roads, and a heavy tree canopy. Coconut Grove has many parks and gardens such as Villa Vizcaya, The Kampong, The Barnacle Historic State Park, and is the home of the Coconut Grove Convention Center and numerous historic homes and estates.

SOLUTION: Along with Coconut Grove and Coral Way, what is notably unpresent in southern Miami?

PROBLEM: Passage: The Internet was developed as a network between government research laboratories and participating departments of universities. By the late 1980s, a process was set in place towards public, commercial use of the Internet. The remaining restrictions were removed by 1995, 4 years after the introduction of the World Wide Web.

SOLUTION: What was developed as a way for various universities to communicate with each other?

PROBLEM: Passage: In Rajasthan, Jodhpur and Kota are two major educational hubs. Kota is known for its quality education in preparation of various competitive exams, coaching for medical and engineering exams while Jodhpur is home to many higher educational institutions like IIT, AIIMS, National Law University, Sardar Patel Police University, National institute of Fashion Technology, MBM Engineering College etc. Kota is popularly referred to as, "coaching capital of India". Other major educational institutions are Birla Institute of Technology and Science Pilani, Malaviya National Institute of Technology Jaipur, IIM Udaipur r and LNMIIT. Rajasthan has nine universities and more than 250 colleges, 55,000 primary and 7,400 secondary schools. There are 41 engineering colleges with an annual enrollment of about 11,500 students. Apart from above there 41 Private universities like Amity University Rajasthan, Jaipur,Manipal University Jaipur, OPJS University, Churu, Mody University of Technology and Science Lakshmangarh (Women's University, Sikar), RNB Global University, Bikaner. The state has 23 polytechnic colleges and 152 Industrial Training Institutes (ITIs) that impart vocational training.

SOLUTION:
What are two main educatonal centers of Birla?