YOU SAID:

I have a cat named Bob who likes writing

INTO JAPANESE

私は書くのが好きなボブという名前の猫を持っています

BACK INTO ENGLISH

I have a cat named Bob who likes to write.

INTO JAPANESE

私には、書くのが好きなボブという名前の猫がいます。

BACK INTO ENGLISH

I have a cat named Bob who likes to write.