Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: An obsessive Arsenal fan made his girlfriend sit a test quizzing her about his favourite football club. Marking her answers with red pen, she scored an impressive 43.5 out of 50, to which he commented, 'Well done Saskia! As a result, I will not be dumping you! (Lucky you)'. Saskia posted snaps of the test to her Twitter account, @saskiaisabxlla, commenting 'Boyfriend made me take an @Arsenal exam!' with emoticons showing she didn't know whether to laugh or cry. We don't blame her. Saskia's football fan boyfriend made her take an Arsenal test and didn't dump her thanks to her A gradeArsenal fan's girlfriend avoids getting dumped after passing football testSaskia got an 'A', but apparently needs to work on her player positionsThe bemused woman posted pictures of boyfriend's test on Twitter 
 Question:Some Twitter users hailed the unnamed boyfriend who tested Saskia on her _ knowledge as a legend.

Arsenal