Sentence 1: Jen knew every language that Google did, which was quite a lot. 
 Sentence 3: They'd called her to inspect the strange symbols on a pyramid 
 Sentence 4:  Jen started laughing when she realized why she hadn't recognized them 
 Sentence 5:  Some joker had defaced the ancient building with Klingon graffiti! 
 Option 1: She'd never seen one quite like this, though. 
 Option 2: She had seen one like this before, though.