The data for these queries can be dowloaded from linkedMDB.ttl.
Query ch6.43 Subset based on Unforgiven (Subject) 
Following the example in the text, all the information about the film, Unforgiven
Query ch6.44 Subset based on Unforgiven (Object)
Extending the previous query to get information about things that refer to Unforgiven
Query ch6.45 Larger subset based on Unforgiven
Extending the previous query further to include information about actors, director, and other people or things involved in the production of Unforgiven