Assertion: tuna's gram | /r/HasProperty | about 3 ½ ounces
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Source sentences:
text: One assay found that 100 grams (about 3 ½ ounces ) of light tuna canned in water and drained contained 0.272 grams of omega-3 fatty acids, derived from EPA (0.047g), DHA (0.223g), and ALA (0.002g).