Instruction: Given the title, description, manufacturer, and price of two products, identify if they are the same product. Only output yes or no.

Input:
Product 1:
title: defcon
description: defcon: global thermonuclear domination gives you the chance to manage a scenario faced in the leading generals' worst nightmare: total nuclear war. the third world war is starting and you'll manage it from a single screen. you'll attempt to destroy your enemy through all-out nuclear war while stopping them from...
manufacturer: encore
price: 0.0

Product 2:
title: encore software 13840 - defcon: global nuclear domination game - win 98 me 2000 xp vista
description: encore software 13840 : defcon is the only game that allows players to rain nuclear death on the enemy and rack up kill counts in the 10s of millions! system requirements: windows 98/me/2000 sp4/xp (home & pro) sp2/vista� pentium iii 600 mhz ...
manufacturer: nan
price: 18.97
Answer: yes