问题: 氧化钴又叫什么？分子式是多少？
Cypher查询:
match (:ENTITY{name:'氧化钴]'})-[:Relationship{name:'别称'}]->(n) return n.name as name union all match (:ENTITY{name:'氧化钴'})-[:Relationship{name:'化学式'}]->(m) return m.name as name
查询结果:
CoO