Instruction: Compare the details of two given products to determine if they are identical. Output yes if they are identical or no otherwise.

Input:
Product 1:
title: ulead systems dvd workshop 2
description: ulead dvd workshop 2 is powerful and intuitive authoring software that keeps your creative needs in mind. the straightforward workflow and design-centric interface guides you through the steps needed to create dynamic dvds. it's perfect for people who want to create sophisticated dvds without having to learn a completely new...
manufacturer: ulead systems
price: 494.99

Product 2:
title: corel ulead dvd workshop 2 authoring software
description: dvd workshop 2 ulead dvd workshop 2 is powerful and intuitive authoring software for professional dvd creation. much of the features were designed with the professional in mind keeping interfaces simple and straightforward but also providing complex ...
manufacturer: nan
price: 299.95
Answer: yes