def is_eosz_conflict(info_list):
    """
    Return True/False if info list conflicts
    on EOSZ resolution function (EOSZ NT sequence). 
    """
    first_info = info_list[0]
    for cur_info in info_list[1:]:
        if first_info.eosz_nt_seq != cur_info.eosz_nt_seq:
            return True
    return False