| http://www.w3.org/ns/prov#value | - A flying object comprising: a single wing body, wherein the wing has a leading edge and a trailing edge and an upper and a lower surface between the edges, and a portion between the leading edge and trailing edge, the upper surface having acurved shape such that from the leading edge of the upper surface towards a mid part of the upper surface there is a concave shape, and the lower surface having
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