问题: 09:00-17:00免费开放的景点有吗？
Cypher查询:
match (:ENTITY{name:'09:00-17:00'})<-[:Relationship{name:'开放时间'}]-(m), (m)-->(n) where n.name='免费' return m is not null
查询结果:
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes
m is not null: yes