YOU SAID:

once upon a time there was a tomato and the tomato got squished

INTO JAPANESE

昔々トマトがあり、トマトがつぶれてしまいました

BACK INTO ENGLISH

Once upon a time there was a tomato and the tomato was crushed

INTO JAPANESE

昔々トマトがあり、トマトがつぶれていた

BACK INTO ENGLISH

Once upon a time there were tomatoes and the tomatoes were crushed

INTO JAPANESE

昔々トマトがあり、トマトはつぶされていました

BACK INTO ENGLISH

Once upon a time there were tomatoes and the tomatoes were crushed