def annotconflict(annotations, annotation):
    """
    Checks to see if annotation is already in annotations
    :param annotations: a list of annotations
    :type annotations: list
    :param annotation: an annotation
    :type annotation: list
    :return: True if annotation is already in the list, otherwise False
    :rtype: bool
    """
    positions = [(anot[0], anot[1]) for anot in annotations]
    return (annotation[0], annotation[1]) in positions