gedcom_subscribe_to_record(REC_USER, rec_start, NULL);
gedcom_subscribe_to_element(ELT_HEAD_SOUR, source_start, source_end);
gedcom_subscribe_to_element(ELT_SOUR_DATA_EVEN_DATE,
gedcom_subscribe_to_record(REC_USER, rec_start, NULL);
gedcom_subscribe_to_element(ELT_HEAD_SOUR, source_start, source_end);
gedcom_subscribe_to_element(ELT_SOUR_DATA_EVEN_DATE,