Indicate all the pronouns (they, them, you, he, his, her, you, it, etc.) present in the given sentence. If there are multiple such pronouns in a sentence, then list them in the order of their first appearance in the given sentence. If a pronoun appears multiple times in a sentence, list it only once.

Ex Input:
the painting in mark's living room shows an oak tree. it is to the right of a house.

Ex Output:
it


Ex Input:
joe's uncle can still beat him at tennis, even though he is 30 years older.

Ex Output:
him, he


Ex Input:
in the storm, the tree fell down and crashed through the roof of my house. now, i have to get it repaired.

Ex Output:
my, i, it