A linguistic rule-based approach to extract drug-drug interactions from pharmacological documents

BMC Bioinformatics

Table 2 Patterns to detect coordinate, correlative and appositive structures.

COORD	([NP\|PP\|ADJ\|UNK],)* [NP\|PP\|ADJ\|UNK] CONJ [NP\|PP\|ADJ\|UNK]
	(VP,)* VP CONJ VP
CORRELATIVE	[BOTH\|EITHER\|NEITHER][NP\|PP\|UNK] [AND\|OR\|NOR] [NP\|PP\|UNK]
APPOSITIVE	[NP\|PP\|UNK\|APPOSITION]
APPOSITION	APPOSITIVE(,)? (()? MARKER [APPOSITIVE(,)?]+ (AND\|OR)? (APPOSITIVE)? ())?

ISSN: 1471-2105