We may not detach wood from a hut, except for what adjoins it. We may carry in wood from a field from that which has been gathered; but from an enclosure, even from what is scattered. Which is [considered] an enclosure? Whichever is near to the town; [these are] the words of R’ Yehudah. R’ Yose says: Whichever they must enter with a key, even when it is [just] within the Sabbath boundary.