['explosion', 'cause', 'EmptyParameter', 'warhead', 'EmptyParameter'] ['warhead', 'launch', 'EmptyParameter', 'probe', 'towards']
["Synset('sound.n.04')", 'result-27.2', 'EmptyParameter', "Synset('chemical.n.01')", 'EmptyParameter'] ["Synset('chemical.n.01')", 'establish-55.5-1', 'EmptyParameter', "Synset('investigation.n.02')", 'towards']
The explosions were caused by dozens of long-range subspace warheads that were launched towards an unmanned probe fired in the last few weeks.
<DURATION>2 Synset('sound.n.04') were caused by Synset('integer.n.01') of long-range <MISC>5 Synset('chemical.n.01') that were launched towards an Synset('unmanned.a.01') Synset('investigation.n.02') fired in <DURATION>2.