YOU SAID:

i have thirty seven children in my basement

INTO JAPANESE

私は私の地下室に37人の子供を持っています

BACK INTO ENGLISH

I have 37 children in my basement.

INTO JAPANESE

私の地下室には37人の子供がいます。

BACK INTO ENGLISH

There are 37 children in my basement.

INTO JAPANESE

私の地下室には37人の子供がいます。

BACK INTO ENGLISH

There are 37 children in my basement.