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ORF Entry within Group ID
Action (2 bit)
Match (1 bit)
AND/OR (1 bit)
Reserved (4 bits)
Type specific part (variable)

AND/OR bit (0=OR, 1 = AND)
Semantics of the bits in Group ORF impact next ORF entries (last ignored)

ORF-entry-1(AND), ORF-Entry-2 (OR) , ORF-Entry-3(AND) ORF-Entry-4 (I)
=
(ORF-Entry-1 AND ORF-Entry2) OR (ORF-Entry-3 and ORF-Entry-4)
PPT Version