['city', 'help', 'scientist', 'EmptyParameter', 'EmptyParameter'] ['scientist', 'learn', 'more', 'EmptyParameter', 'EmptyParameter'] ['they', 'recreate', 'it', 'world', 'on']
["Synset('gathering.n.01')", 'help-72.1-1-1', "Synset('causal_agent.n.01')", 'EmptyParameter', 'EmptyParameter'] ["Synset('causal_agent.n.01')", 'learn-14-1', "Synset('more.a.01')", 'EmptyParameter', 'EmptyParameter'] ['<PRP>', 'recreate', '<PRP>', "Synset('thing.n.12')", 'on']
It is a completely self-sustained city that will help scientists to learn more about the environment so, one day, they can recreate it on other worlds.
<PRP> is a completely self-sustained Synset('gathering.n.01') that will help Synset('causal_agent.n.01') to learn Synset('more.a.01') about the Synset('region.n.03') so, <DURATION>3 day, <PRP> can recreate <PRP> on Synset('other.a.01') Synset('thing.n.12').