YOU SAID:

Roses are red, violets are blue, so thus bluets must be purple!

INTO JAPANESE

バラは赤、スミレは青なので、ブルーツは紫に違いありません。

BACK INTO ENGLISH

Roses are red and violets are blue, so blues must be purple.

INTO JAPANESE

バラは赤、スミレは青なので、青は紫でなければなりません。

BACK INTO ENGLISH

Roses are red and violets are blue, so blue must be purple.

INTO JAPANESE

バラは赤、スミレは青なので、青は紫でなければなりません。

BACK INTO ENGLISH

Roses are red and violets are blue, so blue must be purple.