['they', 'enter', 'region', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'escape-51.1', "Synset('measure.n.02')", 'EmptyParameter', 'EmptyParameter']
They're entering a region with high concentrations of spatial anomalies.
They're entering a Synset('measure.n.02') with Synset('high.a.04') Synset('increase.n.05') of Synset('spatial.a.01') Synset('point.n.02').