Teacher: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".
Teacher: Now, understand the problem? Solve this instance: It replaced an older oath whose language was very martial in tone and that focused mostly on the fact that Shadowhunters are good at killing things.
Student:
Past