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: learn2 training for microsoft powerpoint
description: learn2 training for microsoft powerpoint (win 95 98 me nt 2000 xp)
manufacturer: topics entertainment - software (consignment)
price: 9.99

Product 2:
title: learn2 training for microsoft powerpoint (win 95 98 me nt 2000 xp)
description: over 8000000 sold! used by fortune 500 companies and top government agencies for training learn2 training for microsoft powerpoint will walk you through the process of learning the world's most popular presentation software for pcs. learn2 training ...
manufacturer: nan
price: 9.99
Answer: yes