Given the task definition and input, reply with output. 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.

i saw jim yelling at some guy in a military uniform with a huge red beard. i don't know why he was, but he looked very unhappy.
i, he