query: How does Biff come back to the original time line?
positive_passages.docid: 132618
positive_passages.text: In Back to the Future Part II, why is old Biff in a lot of pain?
negative_passages.docid: 27488
negative_passages.text: Why does the number "99" appear (backwards, spelled in airborn fire) in Back To The Future part 2?
negative_passages.docid: 115232
negative_passages.text: How do you restore previously tracked footage?
negative_passages.docid: 117371
negative_passages.text: Is Time travel in "Star Trek: Enterprise" totally illogical?
negative_passages.docid: 158872
negative_passages.text: Time Machine - List of Files that were backed up
negative_passages.docid: 33923
negative_passages.text: How could "this character" come back to life without becoming a Vampire at the end of Stardust Crusaders?
negative_passages.docid: 93648
negative_passages.text: What happened to the second Barry in Rogue Time?
negative_passages.docid: 139949
negative_passages.text: Looking out into the universe means looking back in time - how does that work?
negative_passages.docid: 154741
negative_passages.text: In Back to the Future, how did Marty get the timing right with the lightning strike?
negative_passages.docid: 50211
negative_passages.text: Is there any way to backtrack to previous areas?
negative_passages.docid: 130493
negative_passages.text: Dagor Dagorath - Is there any indication of who may return?
negative_passages.docid: 26264
negative_passages.text: Short story ID: Bouncing-Ball Time Travel
negative_passages.docid: 116067
negative_passages.text: Back To The Future: moving in time but not in space?
negative_passages.docid: 60841
negative_passages.text: Recovering Data from Guttman 35 pass?
negative_passages.docid: 120448
negative_passages.text: How to access the second argument from the last command in the history ?
negative_passages.docid: 80925
negative_passages.text: Why can't a Federation Starship's transporter history be used to bring someone back to life?
negative_passages.docid: 132583
negative_passages.text: When you discard cards in the beginning of the game, where do they go?