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: - and, when the lock slides open with a click, pushes the door open firmly.

SOLUTION: Present

PROBLEM: It opens on a wide white corridor lined with red doors, which look almost decorative compared to the gray ones on the upper floors.

SOLUTION: Present

PROBLEM: He described the pain in vivid detail.

SOLUTION:
Past