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: Daddy Carroll:  I am so lucky , i was born on April 4th 1944 , that s 4.4.44 , if you add that up it comes to 16 : 1 - 6 , one plus six is _ seven _ : luckiest number of all .
Mike Waters: You know your Math .
Daddy Carroll: It 's more than math Mike , it 's ... imaculate perfection !

number