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: Tatiana had just come home from a day of errands. Sentence2: However, at her front porch she realized she lost her house key. Sentence3: She inquired whether anyone found a lost key, but had no luck. Sentence4: Fortunately, she had a spare key hidden outside. Sentence5: Her next task was to change the locks in her house.
Anyone, Tatiana