There's perhaps no greater symbol of Western culture than the piano - the instrument of choice of such great musical figures as Beethoven and Chopin.
Now a British composer has invented a new instrument - The Fluid Piano - which can be adjusted to play harmonies not only from the West but also from the East.
It's already been adopted by musicians from Iran, India and Malaysia, and has featured in a performance at London's South Bank Centre.
Azi Khatiri from BBC Persian Television has been to take a look at the instrument.
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