(subclass Transparency PrintedSheet) | Media.kif 1108-1108 | Transparency is a subclass of printed sheet |
(subclass OHPTransparency Transparency) | Media.kif 1117-1117 | OHP transparency is a subclass of transparency |
(subclass ProjectionSlide Transparency) | Media.kif 1122-1122 | Projection slide is a subclass of transparency |