Testing Exercise - document your work on methods used
| Number | Requirement tested | Method used | Test applied | Error(s) found | Suggestions/ideas for solution | Additional notes | 
| 0 |  | only for students exercising with method guidelines |  |  |  |  | 
| 1 | What instruments does a certain person play? | 1° (SPARQL Query) | SELECT ?person ?instrument  WHERE { ?person :playsInstrument ?instrument . } | - | - | not too hard, a few minutes |  | 
| 2 | Who were the members of a band in a point in time? | 1° (SPARQL Query) | SELECT ?person ?band ?membershipStartDate ?membershipEndDate WHERE { ?person :playsRoleInBand ?band . ?time :member ?person . ?time :band ?band . ?time :membershipStartDate ?membershipStartDate . ?time :membershipEndDate ?membershipEndDate . } or also just SELECT ?person ?band ?membershipStartDate ?membershipEndDate   WHERE { ?time :member ?person . ?time :band ?band . ?time :membershipStartDate ?membershipStartDate . ?time :membershipEndDate ?membershipEndDate .	} | - | - | a tad hard (had to figure out how to deal with Data Properties), quite a bit longer |  | 
| 3 | What tracks are recordings of a certain song? | 1° (SPARQL Query) | SELECT ?track ?song WHERE { ?track :recordingOf ?song . } | - | - | after #1 easy enough, about a minute |  | 
| 3 | What is the genre, e.g., rock or pop, of this track? | 1° (SPARQL Query) | SELECT ?track ?genre WHERE { ?track :genre ?genre . } | - | - | similar to #1, less than a minute |  |