In this task you are given a sentence. You must judge whether the main verb of the sentence is in present or past tense. Label the instances as "Present" or "Past" based on your judgment. If there is no verb in the given text, answer "Present".
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Question: After an hour, Tegan begins to trail behind the group.

Answer: Present


Question: They exist everywhere and nowhere.

Answer: Present


Question: The blue smoke swirled to the ceiling as the weak morning light shone through the dirty window of his small bedroom.

Answer:
Past