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: jumpstart advanced preschool v2.0
description: jumpstart advanced preschool is the complete get ready for school program. now including jumpstart toddlers it delivers more fun and engaging activities than ever in this 4-cd set. students learn: patterns upper case letters lower case letters number recognition spatial awareness counting quantities colors shapes sizes
manufacturer: knowledge adventure
price: 19.99

Product 2:
title: knowledge adventure inc. jumpstart advanced preschool v2.0
description: the complete get ready for school program jumpstart� advanced preschool is the complete get ready for school program. now including jumpstart toddlers it delivers more fun and engaging activities than ever in this 4-cd set. disc
manufacturer: nan
price: 16.93
Answer: yes