[Q]: Sentence: The extinct Xenicibis was unique in having an elongate forelimb and massive hand which likely functioned in combat or defence as a jointed club or flail. Question: What is known to sometimes result in injury or death?
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[A]: no

[Q]: Sentence: The Supreme Court has never ruled the death penalty to be per se unconstitutional. Question: What Supreme Court case resulted in capital punishment being suspended?
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[A]: no

[Q]: Sentence: Eventually, following upon Planck's discovery, it was recognized that physical action cannot take on an arbitrary value. Question: What was realized after Planck's discovery?
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[A]:
yes