The most important directions are simply up and up leads eventually to the cathedral and fortress commanding the hilltop, and down inevitably leads to one of three gates through the wall to the new town.
( ( The ( ( most important ) directions ) ) ( ( ( are ( simply ( ( up and ) up ) ) ) ( ( ( ( ( ( ( ( leads eventually ) ( to ( the cathedral ) ) ) and ) ( fortress ( commanding ( the hilltop ) ) ) ) , ) and ) down ) ( inevitably ( ( leads ( to ( one ( of ( three gates ) ) ) ) ) ( through ( ( the wall ) ( to ( the ( new town ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (ADJP (RBS most) (JJ important)) (NNS directions)) (VP (VBP are) (PRN (ADVP (RB simply)) (ADVP (RB up) (CC and) (RB up))) (VP (VP (VBZ leads) (ADVP (RB eventually)) (PP (TO to) (NP (DT the) (NN cathedral)))) (CC and) (VP (VBZ fortress) (NP (JJ commanding) (DT the) (NN hilltop))) (, ,) (CC and) (ADVP (RB down)) (VP (ADVP (RB inevitably)) (VBZ leads) (PP (TO to) (NP (NP (CD one)) (PP (IN of) (NP (CD three) (NNS gates))))) (PP (IN through) (NP (NP (DT the) (NN wall)) (PP (TO to) (NP (DT the) (JJ new) (NN town)))))))) (. .)))
Go downwards to one of the gates, all of which will lead you into the cathedral.
( Go ( ( downwards ( to ( one ( of ( ( ( the gates ) , ) ( ( all ( of which ) ) ( will ( ( lead you ) ( into ( the cathedral ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Go)) (VP (VBZ downwards) (PP (TO to) (NP (NP (CD one)) (PP (IN of) (NP (NP (DT the) (NNS gates)) (, ,) (SBAR (WHNP (DT all) (WHPP (IN of) (WHNP (WDT which)))) (S (VP (MD will) (VP (VB lead) (NP (PRP you)) (PP (IN into) (NP (DT the) (NN cathedral)))))))))))) (. .)))