['they', 'wonder', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter'] ['what', 'happen', 'EmptyParameter', 'people', 'to'] ['people', 'build', 'ruin', 'EmptyParameter', 'EmptyParameter'] ['people', 'force', 'leave', 'EmptyParameter', 'EmptyParameter'] ['people', 'leave', 'work', 'EmptyParameter', 'EmptyParameter'] ['they', 'learn', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter'] ['storm', 'approach', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
['<PRP>', 'focus-87.1', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter'] ['what', 'occur-48.3-1', 'EmptyParameter', "Synset('abstraction.n.06')", 'to'] ["Synset('abstraction.n.06')", 'build-26.1-1', "Synset('happening.n.01')", 'EmptyParameter', 'EmptyParameter'] ["Synset('abstraction.n.06')", 'urge-58.1-1', 'leave-51.2-1', 'EmptyParameter', 'EmptyParameter'] ["Synset('abstraction.n.06')", 'leave-51.2-1', "Synset('physical_phenomenon.n.01')", 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'learn-14-1', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter'] ["Synset('physical_phenomenon.n.01')", 'escape-51.1', 'EmptyParameter', 'EmptyParameter', 'EmptyParameter']
They wonder what happened to the people that built the ruins and are forced to leave their work when they learn that a diamagnetic storm is approaching.
<PRP> wonder what happened to the Synset('abstraction.n.06') that built the Synset('happening.n.01') and are forced to leave <PRP> Synset('physical_phenomenon.n.01') when <PRP> learn that a Synset('diamagnetic.a.01') Synset('physical_phenomenon.n.01') is approaching.