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.

Ex Input:
Binary distillation is a separation of only ____ chemicals.

Ex Output:
two

Ex Input:
Many bilingual people grow up speaking ____ languages.

Ex Output:
two

Ex Input:
Contract bridge is the basic form played by ____ players, usually informally and socially.

Ex Output:
four