It's a NOUN. A person, place, thing, or idea.
The common noun here is "frog" as the only other noun, Many, is not a common noun - it's a proper noun.
"frog" here is the object of the sentence: it's the object of the verb "caught" of which the subject is Mary
Answer: The main conflict that exists between Arthur and Lancelot is because Lancelot is in love with Guinevere, Arthur's wife. This is made slightly more complicated by the fact that Arthur is the King and Guinevere the Queen, so technically Arthur can mete out justice if he determines Lancelot has broken the law.
Explanation:
I think blank slate is the best translation for tabula rasa.