Assertion: cassava | /r/MadeOf | almost twice the calories
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Source sentences:
text: Cassava roots are close to what we know as white potatoes, cassava contains almost twice the calories, and maybe the highest-calorie tuber known.
text: While cassava roots are close to what we know as white potatoes, cassava contains almost twice the calories, and may be the highest-calorie tuber known says Dr. Mercola.