Which of the following instruments have keys: harp, piano, cello, guitar, spinet, mandolin, bagpipe, bongo, clavinet, accordion, flute, bass, marimba, synthesizer, recorder, organ, melodica, sitar
The following instruments have keys: piano, spinet, clavinet, accordion, synthesizer, organ, and melodica
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: Which of the following instruments have keys: harp, piano, cello, guitar, spinet, mandolin, bagpipe, bongo, clavinet, accordion, flute, bass, marimba, synthesizer, recorder, organ, melodica, sitar
### Input: 
### Response: The following instruments have keys: piano, spinet, clavinet, accordion, synthesizer, organ, and melodica