YOU SAID:
The ship sailed into the sea.
INTO JAPANESE
その船は海に出航した。
BACK INTO ENGLISH
The ship sailed to the sea.
INTO JAPANESE
その船は海へ向かった。
BACK INTO ENGLISH
The ship went to the sea.
INTO JAPANESE
船は海に向かった。
BACK INTO ENGLISH
The ship went to the sea.
Well done, yes, well done!