cond

<cond> (conditional feature-structure constraint) defines a conditional feature-structure constraint; the consequent and the antecedent are specified as feature structures or feature-structure collections; the constraint is satisfied if both the antecedent and the consequent subsume a given feature structure, or if the antecedent does not. «#FD»
Module	iso-fs
Attributes
Used by	fsConstraints
May contain	iso-fs: f fs then
Declaration	<rng:element name="cond"> <rng:group> <rng:choice> <rng:ref name="fs"/> <rng:ref name="f"/> </rng:choice> <rng:ref name="then"/> <rng:choice> <rng:ref name="fs"/> <rng:ref name="f"/> </rng:choice> </rng:group> </rng:element> element cond { ( fs \| f ), then, ( fs \| f ) }
Note	May contain an antecedent feature structure, an empty then element, and a consequent feature structure.

Language Resource Management -- Morpho-syntactic Annotation Framework (MAF)