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: autocad 2007 courseware customizing the interface
description: autocad 2007 courseware customizing the interface
manufacturer: autodesk psg
price: 47.95

Product 2:
title: autocad 2007 coursewarecustomizing the interface
description: autocad 2007 coursewarecustomizing the interface
manufacturer: nan
price: 39.69
Answer: yes