问题: M57式7.62mm手枪口径多少？质量多少？
Cypher查询:
match (:ENTITY{name:'M57式7.62mm手枪'})-[:Relationship{name:'口 径'}]->(n) return n.name as name union all match (:ENTITY{name:'M57式7.62mm手枪'})-[:Relationship{name:'空枪质量'}]->(m) return m.name as name
查询结果:
9 千克(kg) *不含弹匣