YOU SAID:

There is a large capybara on your brothers yacht

INTO JAPANESE

あなたの兄弟のヨットに大きなカピバラがあります

BACK INTO ENGLISH

There's a big capybara on your brother's yacht.

INTO JAPANESE

兄さんのヨットに大きなカピバラがある

BACK INTO ENGLISH

There's a big capybara on your brother's yacht.