Larger ski resorts are 90 minutes away.
( ( Larger ( ski resorts ) ) ( ( are ( ( 90 minutes ) away ) ) . ) )
(ROOT (S (NP (JJ Larger) (NN ski) (NNS resorts)) (VP (VBP are) (ADVP (NP (CD 90) (NNS minutes)) (RB away))) (. .)))
Larger ski resorts are actually 20 minutes away by foot.
( ( Larger ( ski resorts ) ) ( ( ( are actually ) ( ( ( 20 minutes ) away ) ( by foot ) ) ) . ) )
(ROOT (S (NP (JJ Larger) (NN ski) (NNS resorts)) (VP (VBP are) (ADVP (RB actually)) (PP (ADVP (NP (CD 20) (NNS minutes)) (RB away)) (IN by) (NP (NN foot)))) (. .)))