( However ( ( the lettuce ) ( ( seems ( to ( have ( a ( bitter taste ) ) ) ) ) . ) ) )
(ROOT (S (ADVP (RB However)) (NP (DT the) (NN lettuce)) (VP (VBZ seems) (S (VP (TO to) (VP (VB have) (NP (DT a) (JJ bitter) (NN taste)))))) (. .)))
However the lettuce seems to have a bitter taste.
(ROOT (S (NP (NNS Bases)) (ADVP (RB normally)) (VP (VBP have) (NP (DT a) (JJ bitter) (NN taste))) (. .)))