Q: Sentence (1) At five years of age this head of cattle is worth perhaps $40.
Sentence (2) They shot 20 head of quail.. Word: head.
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A: the same meaning

Q: Sentence (1) Point a chimney.
Sentence (2) The gun points with ease.. Word: point.
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A: different meanings

Q: Sentence (1) There was a grain of truth in what he said.
Sentence (2) We stored a thousand tons of grain for the winter.. Word: grain.
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A:
different meanings