What was the middle passage part of, and what made it so horrible?

it was a route from Africa to America that carried newly captured slaves but while the slaves were on that route, many died of sickness and starvation

lancelot said to the beautiful ellen i c u r a b u t l n (i see you are a beauty lancelot was the greatest and worst of the knights who became the king's champion and undertook quests in the king's name. he became the adulterous lover of queen guinevere, and they had a son named galahad.