{"id":"04224613-n","lexname":"noun.artifact","members":[{"lemma":"signal box","sense":{"id":"signal_box%1:06:00::"},"poskey":"n"},{"lemma":"signal tower","sense":{"id":"signal_tower%1:06:00::"},"poskey":"n"}],"definition":["a building from which signals are sent to control the movements of railway trains"],"ili":"i58929","partOfSpeech":"n","hypernym":["02916498-n"],"exemplifies_sense":[{"target_synset":"82423757-n","source_lemma":"signal tower","target_lemma":"British English","target_poskey":"n"}]}