def is_supersequence_of_sequences(sequence, sequences):
    """ True if sequence is a supersequence of every s in sequences """
    result = True
    for s in sequences:
        if not supersequence(sequence, s):
            return False
    return result
 True if sequence is a supersequence of every s in sequences 
recipes/Python/578678_Shortest_CommSupersequence/recipe-578678.py