YOU SAID:

my name is lydia and i play piano. my dog walked my cat and my cat walked my fish.

INTO JAPANESE

私の名前はライディアで、ピアノを弾いています。私の犬は私の猫を歩き、私の猫は私の魚を歩きました。

BACK INTO ENGLISH

My name is Lydia and I play the piano. My dog walked my cat, and my cat walked my fish.

INTO JAPANESE

私の名前はリディアで、ピアノを弾いています。私の犬は私の猫を歩き、私の猫は私の魚を歩いた。

BACK INTO ENGLISH

My name is Lydia and I play the piano. My dog walked my cat, and my cat walked my fish.