YOU SAID:
A bat went to the baseball park that is a rat
INTO JAPANESE
バットがネズミの野球公園に行った
BACK INTO ENGLISH
Bat went to a mouse baseball park
INTO JAPANESE
バットはネズミ野球公園に行きました
BACK INTO ENGLISH
Bat went to the Mouse Baseball Park
INTO JAPANESE
バットはマウス野球公園に行きました
BACK INTO ENGLISH
Bat went to mouse baseball park
INTO JAPANESE
バットはマウス野球公園に行きました
BACK INTO ENGLISH
Bat went to mouse baseball park
That didn't even make that much sense in English.