Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.
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Question: Niobium occurs primarily in ____ minerals, columbite and pyrochlore.

Answer: two


Question: Biblical literature points to a minimum of ____ distinct resurrections.

Answer: three


Question: Water is the only substance found on earth naturally in the ____ forms.

Answer:
three