Instances are asserted and retracted into/from the knowledge base as temporal events dictate.
Likewise, when a semantic tuple is removed from the space, the statements that it contains are retracted from the knowledge base.
The operator retracts the master handle at 3.20 sec.
As soon as the operator feels the reflected force, he promptly retracts the master handle at 4.35 sec.
In the nominative singular form tone retracts from the yer desinence, and is realised on the base.
When the tape was pulled out, a small toy was placed in the ring and pulled along by retracting the tape.
Also, the main stress tends to be retracted in the nominalization.
Anything derived from information included in such a user request is also retracted.