['signal', 'detect', 'EmptyParameter', 'bridge', 'on']
["Synset('energy.n.01')", 'see-30.1', 'EmptyParameter', "Synset('deck.n.01')", 'on']
The signal is detected on the bridge.
the Synset('energy.n.01') is detected on the Synset('deck.n.01').