Statements (7)
| Predicate | Object |
|---|---|
| gptkbp:bfsLayer |
3
|
| gptkbp:bfsParent |
gptkb:Airport
gptkb:Half-Life_2 gptkb:Portal_2 gptkb:Half-Life |
| https://www.w3.org/2000/01/rdf-schema#label |
physics-based puzzles
|
| gptkbp:puzzles |
gptkb:Portal_2
|