TASK DEFINITION: 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".
PROBLEM: Chandler swooped in, kissing her deeply, and bringing her back to the present.

SOLUTION: Past

PROBLEM: Since when does Canada negotiate with rogue States ? "

SOLUTION: Present

PROBLEM: The cave collapsed. "

SOLUTION:
Past