YOU SAID:

the dog ran across the yard to fetch a ball

INTO JAPANESE

犬はボールを取るために庭を横切って走った

BACK INTO ENGLISH

The dog ran across the garden to get the ball.

INTO JAPANESE

犬はボールを手に入れるために庭を横切った。

BACK INTO ENGLISH

The dog crossed the garden to get the ball.

INTO JAPANESE

犬はボールを手に入れるために庭を渡った。

BACK INTO ENGLISH

The dog crossed the garden to get the ball.