Instruction: Check the details of the two products to see if they refer to the same product. Output only yes or no.

Input:
Product 1:
title: hoyle puzzle & board games
description: in hoyle puzzle & board games you'll enjoy more than 45 classic and new games -- fun for the whole family! includes the official rulebook for every game featured in the title.
manufacturer: encore software
price: 19.95

Product 2:
title: software requirements using the unified process: a practical approach
description: effective requirements development: an end-to-end process that works.how to build requirements that can easily be transformed into high-quality software easy-to-apply start-to-finish methodology based on the unified processpractical solutions for ...
manufacturer: nan
price: 44.99
Answer: no