['coolant', 'begin', 'fill', 'EmptyParameter', 'EmptyParameter'] ['coolant', 'fill', 'junction', 'EmptyParameter', 'EmptyParameter']
['<OBJECT>0', 'begin-55.1', 'fill-9.8', 'EmptyParameter', 'EmptyParameter'] ['<OBJECT>0', 'fill-9.8', "Synset('state.n.02')", 'EmptyParameter', 'EmptyParameter']
Reactor coolant begins to fill the service junction.
Synset('device.n.01') <OBJECT>0 begins to fill the Synset('act.n.02') Synset('state.n.02').