<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def remove(self, statement_text):
 """ Removes the statement that matches the input text. Removes any responses from statements if the response text matches the input text. """

        Statement = self.get_model('statement')

        statements = Statement.objects.filter(text=statement_text)

        statements.delete()