I-O-CONTROL Paragraph - Format 3 - Sort/Merge

1 I-O-CONTROL.
2? 
2+ 
2 SAME
2.1 RECORD
2.1 SORT (1) 
2.1 SORT-MERGE (1) 
2.2? AREA
2.2.1? FOR
2.2.2 %files
2.2.2.1 .

files

1 file-name-3
2+ 
2 file-name-4