Assertion: bbs | /r/HasProperty | managed by mean
Facets:
Source sentences:
text: In many cases, therefore, an operation manager himself of the electronic bulletin board system frequently checks the posted contents of the electronic bulletin board managed by him by means of reading them through a computer screen.
text: In many cases, therefore, an operation manager himself of the electronic bulletin board system frequently checks the posted contents of the electronic bulletin board managed by him by means of reading them through a computer screen.