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: ca arcserve bkup protection suite exch r11.5 upgrade prod only
description: arcserve bkup protection suite exch r11.5 upg-v prod only
manufacturer: computer associates
price: 0.0

Product 2:
title: arcserve bkup protection suite exch r11.5 upg-v prod only
description: brightstor arcserve backup protection suite for exchange r11.5 upgrade from anyprevious version - multi-language - service pack 1 - product only
manufacturer: nan
price: 2249.99
Answer: yes