Three boxes, called one, two and three exist. Box one covers a medium orange melon. North of a medium green melon is a medium orange watermelon. The medium orange watermelon is inside box one. The medium green melon is covered by box one. West of the medium orange melon there is a big orange melon. The big orange melon is in box one. A medium green melon and a medium yellow watermelon are inside box three. Box three contains a small yellow melon which is south of the medium green melon and is to the east of the medium yellow watermelon. Box three contains a medium green apple. To the south of the small yellow melon there is the medium green apple.
What is the position of the medium green melon covered by box one relative to the medium orange watermelon?