Developing and Querying an Ontology in Protege -- 3

This is an ontology development project and querying them according to the given needs. It is developed in an application called Protege. I need them in two files.
File1:Ontology Development(Task1)
File2: The same Ontology Development, Querying Ontology, Discuss on external knowledge graph(Task1, Task 2, Task 3)
Both files should be in turtle file(.ttl)