Assertion: envelope's shape | /r/CapableOf | yield envelope
Facets:
value: with symmetrical flaps
type: OTHER
Source sentences:
text: Where the claim to be paper-efficient fails is a consequence of paper manufacturers normally making paper available in rectangular sheets, because the largest size of envelope that can be realised by cutting out a diamond or any other shape which yields an envelope with symmetrical flaps is smaller than the largest that can be made from that sheet simply by folding.