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: mac os x server v10.4.7 unlimited client
description: brand new full retail box
manufacturer: apple
price: 999.0

Product 2:
title: apple mac os x server tiger - unlimited apple & mac software
description: mac os x server tiger software - unlimited v10.4 the mac os x server v10.4 software - unlimited client license from apple takes the powerful os x operating platform into a server environment. os x server is true 64-bit platform built around a unix ...
manufacturer: nan
price: 998.95
Answer: yes