Complex sentence: Rev. Johann Flierl, who was working at the Cooper Creek mission in South Australia, was authorized to start a Lutheran mission in New Guinea but was delayed in Cookstown in 1885 for a few months and used this time to create the Cape Bedford mission.
Split into simpler sentences: Rev. Johann Flierl, who was working at the Cooper Creek mission in South Australia, was authorized to start a Lutheran mission in New Guinea. However, he was delayed in Cookstown in 1885 for a few months, and he used this time to create the Cape Bedford mission.