Random triples
| Subject | Object |
|---|---|
| gptkb:Tobacco_smoke | active smoking |
| gptkb:Passive_smoke | Involuntary exposure |
| gptkb:tobacco_smoke | active smoking |
| gptkb:tobacco_smoke | passive smoking |
| gptkb:Tobacco_smoke | gptkb:secondhand_smoke |
| gptkb:Radiation_(Lung_Pollution) | Inhalation |
| gptkb:Tobacco_smoke | thirdhand smoke |