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: learn to play keyboard (jewel case)
description: with learn to play keyboard you can avoid shelling out for expensive music lessons. it's a great interactive tecahing approach for people of all ages! customizable ear-training program helps you learn to play any song after listening to it interactive song player lets you change tempos adjust audio levels and...
manufacturer: alfred publishing
price: 9.99

Product 2:
title: alfred publishing inc learn to play keyboard
description: for beginners of all ages. based on best selling book series from alfred publishing - teaching the world to play music since 1922! system requirements: windows: pentium or compatible 32 mb ram 30 mb hd space 640x480 16-bit color display
manufacturer: nan
price: 7.22
Answer: yes