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: musicalis guitar workshop
description: chord display / create your own chords / digital tuner / charts / scales / complete reference from beginner to advanced
manufacturer: global software publishing
price: 9.99

Product 2:
title: musicalis universal guitar workshop
description: overview this musicalis reference program is the complete and indispensable tool for all levels of guitar players from beginner to expert. the guitar is a limitless instrument with countless harmonic possibilities and this program is a unique tool ...
manufacturer: nan
price: 12.9
Answer: yes