If a mechanic builds a music room on a house, the mechanic can create a lien on the piano kept in the music room.

Mechanic

A skilled worker who repairs and maintains machinery, equipment, or vehicles.

Music Room

A dedicated space designed for the practice, composition, and enjoyment of music, often equipped with musical instruments and sound-proofing.

Lien

A legal right or claim against a property by a creditor, securing the payment of a debt or the performance of some obligation.