Q: In this task, you're given a story (which contains five sentences only). Your task is to find all the characters which are available in the given story.
Sentence1: James walked on stage to perform a puppet show. Sentence2: He set up his puppets and began performing a skit. Sentence3: While performing, the lighting suddenly went wrong. Sentence4: His technician began to work on the lighting to fix it. Sentence5: The technician fixed the problem and James finished his show in peace.
A:
Technician, James, Puppets