def __init__(self, single_statement):
            self.statement = single_statement
            try:
                self.parsed = self.statement.split()
            except TypeError:
                print "statement passed to parser must be a string of a single statement"
            self.from_clause = []
            self.select_clause = []
            self.where_clause = []
            self.order_clause = []

            # determining if there is an operator
            self.Operator = Translator.contains_multiple_unnested_queries(self.parsed)