[
	Created from modified_from_hell.nex but added some
	ambiguities.
]

#NEXUS
BEGIN DATA;
	DIMENSIONS  NTAX=4 NCHAR=10;
	FORMAT DATATYPE=DNA  MISSING=? GAP=- ;
	MATRIX
a_b     						?{ACGT}---CCAAA  [8]
'c d'    						-----{AC}CAA{AGT}   [6]
'e'' ''f'   					?????ATCGG   [10]
g[comm[nested]ent]_[ano[th]er]h {AG}???{CGT}ATCGG   [10]
;
end;