So that helped you learn about people that you had not necessarily met.
( So ( that ( ( helped ( you ( ( learn ( about people ) ) ( that ( you ( ( ( had not ) necessarily ) met ) ) ) ) ) ) . ) ) )
(ROOT (S (IN So) (NP (DT that)) (VP (VBD helped) (SBAR (S (NP (PRP you)) (VP (VBP learn) (PP (IN about) (NP (NNS people))) (SBAR (IN that) (S (NP (PRP you)) (VP (VBD had) (RB not) (ADVP (RB necessarily)) (VP (VBN met))))))))) (. .)))
It didn't help them learn about people at all.
( It ( ( ( did n't ) ( help ( them ( learn ( about ( people ( at all ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBD did) (RB n't) (VP (VB help) (S (NP (PRP them)) (VP (VB learn) (PP (IN about) (NP (NP (NNS people)) (ADVP (IN at) (DT all)))))))) (. .)))