Assertion: photograph's object | /r/HasAspect | formal properties
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Source sentences:
text: For example, possessing representational, expressive, and formal properties cannot be sufficient conditions, since, obviously, instructional manuals are representations, but not typically artworks, human faces and gestures have expressive properties without being works of art, and both natural objects and artifacts produced solely for homely utilitarian purposes have formal properties but are not artworks.