The starting and ending points of the middle passage in that slaves spent most of the voyage below deck, manacled and then were sold. this happened in 1444 when the Portuguese sailors captured coastal Africans.
'Legato' means to play a given passage smoothly. 'Cantabile' or 'Cantando' denotes that a passage should be played in a singing manner. 'Con espressione' means that a passage should be played with expression, for most cases in other words, smoothly… Full Answer