Definition: In this task, you will use your knowledge about language (and common sense) to determine what element the marked number refers to. The numbers are marked with two underlines around them, like: _ number _. Your answer should be chosen from the given text, and should not contain other words.
Input: Brian Griffin:  What 's it called ?
Stewie Griffin: Susie .
Brian Griffin: Wow , a song named after a girl . There are n't a million of those already .
Stewie Griffin: Name _ twenty _ !
Brian Griffin: Rosanna , Roxanne , Michelle , Alison , Sarah , Angie , Brandy , Mandy , Gloria , Cecilia , Maggie May , Jessica , Nancy , Barbara Ann , Billie Jean , Layla , Lola , Polly , Helena , Jenny From the Block .
Stewie Griffin: Name six more !
Brian Griffin: Sherry , Laura , Wendy , Maria , Peggy Sue , Minnie the Moocher .
Stewie Griffin: Name five more !
Brian Griffin: Tracy , Jean , Jane , Mary Ann , Eleanor Rigby .
Stewie Griffin: Go fuck yourself !

song