Subject
Predicate
Object
PTxybSiy
a
Resource
Temporal thing
Answer expectation
Written answer expectation
start date
2020-09-01
answer expectation start date
2020-09-01
answer expectation has question
ifmWn7lf
written answer expectation has question
ifmWn7lf
date
2020-09-01
ifmWn7lf
question has written answer expectation
PTxybSiy
question has answer expectation
PTxybSiy