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: math advantage 2008
description: math advantage 2008 was specially developed to supplement classroom curriculum by including great award-winning content that support state standards. in-depth lessons with sample problems and questions teach reinforce and track student progress in the different branches of mathematics.
manufacturer: encore
price: 39.99

Product 2:
title: encore inc math advantage 2008
description: math advantage? 2008 was specially developed to supplement classroom curriculum by including great award-winning content that support state standards. in-depth lessons with sample problems and questions teach reinforce and track student pr
manufacturer: nan
price: 33.89
Answer: yes