YOU SAID:
A nimble brown fox jumped over a lazy sleeping dog
INTO JAPANESE
機敏な茶色のキツネが怠惰に眠っている犬を飛び越えた
BACK INTO ENGLISH
The agile brown fox jumped over the lazily sleeping dog
INTO JAPANESE
機敏な茶色のキツネは、怠惰に眠っている犬を飛び越えました
BACK INTO ENGLISH
The agile brown fox jumped over the lazily sleeping dog
That didn't even make that much sense in English.