['property', 'become', 'problem', 'EmptyParameter', 'EmptyParameter']
["Synset('physical_entity.n.01')", 'become-109.1-1-1', "Synset('cognitive_factor.n.01')", 'EmptyParameter', 'EmptyParameter']
The highly magnetic properties of the particles could become a problem.
the highly Synset('magnetic.a.02') Synset('physical_entity.n.01') of the Synset('substance.n.01') could become a Synset('cognitive_factor.n.01').