Definition: 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.
Input: passage: Absolute bills of sale, which do not represent any form of security whatsoever, are simply documents evidencing assignments, transfers and other assurances of personal chattels, which are substantially no more than mere contracts of sale of goods covered by the common law of contract and the sale of goods law.
 question: the bill of sale is absolute proof of ownership?

No