Detailed Instructions: 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.
Q: Sentence1: Karla took care of eight children in her daycare. Sentence2: She had too many little ones to go on a walk with her double stroller. Sentence3: She began looking for a stroller that would hold lots of kids. Sentence4: She found a stroller online that could hold up to four little ones. Sentence5: She purchased the stroller and is able to go on walks.
A:
Karla, Children