YOU SAID:

the spotty dog sat on a rug

INTO JAPANESE

斑点のある犬は敷物の上に座っていた

BACK INTO ENGLISH

the spotted dog was sitting on the rug

INTO JAPANESE

ぶち犬は敷物の上に座っていた

BACK INTO ENGLISH

The tabby dog was sitting on the rug

INTO JAPANESE

トラ犬が敷物の上に座っていた

BACK INTO ENGLISH

A tabby dog was sitting on the rug

INTO JAPANESE

トラ犬が敷物の上に座っていた

BACK INTO ENGLISH

A tabby dog was sitting on the rug