In this task you will be given a passage and a yes/no question based on the passage. You should answer the question using the information from the passage.
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Question: passage: Black Sails is an American historical adventure television series set on New Providence Island and a prequel to Robert Louis Stevenson's novel Treasure Island. The series was created by Jonathan E. Steinberg and Robert Levine for Starz. It debuted online for free on YouTube and other various streaming platform and video on demand services on January 18, 2014. The debut on cable television followed a week later on January 25, 2014. Steinberg is executive producer, alongside Michael Bay, Brad Fuller and Andrew Form, while Michael Angeli, Doris Egan, and Levine are co-executive producers.
 question: is the series black sails based on a book?

Answer: No


Question: passage: In a motor vehicle, the term powertrain or powerplant describes the main components that generate power and deliver it to the road surface, water, or air. This includes the engine, transmission, drive shafts, differentials, and the final drive (drive wheels, continuous track as in military tanks or caterpillar tractors, propeller, etc.). More recently in hybrid powertrains the battery, the electric motor and the control algorithm are also seen as elements of the powertrain.
 question: is the rear differential part of the powertrain?

Answer: Yes


Question: passage: The return address is not required on postal mail. However, lack of a return address prevents the postal service from being able to return the item if it proves undeliverable; such as from damage, postage due, or invalid destination. Such mail may otherwise become dead letter mail.
 question: do i have to put my name on a letter?

Answer:
No