( ( Trans fats ) ( ( are ( ( the ( most ( unhealthy fats ) ) ) ( to ( ( eat and ) ( can ( cause ( heart disease ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Trans) (NNS fats)) (VP (VBP are) (NP (NP (DT the) (RBS most) (JJ unhealthy) (NNS fats)) (SBAR (S (VP (TO to) (VP (VP (VB eat)) (CC and) (VP (MD can) (VP (VB cause) (NP (NN heart) (NN disease)))))))))) (. .)))
Trans fats are the most unhealthy fats to eat and can cause heart disease.
(ROOT (S (NP (NNP Trans) (NNS fats)) (VP (VBP have) (VP (VBN been) (VP (VBN implicated) (PP (IN in) (NP (NP (DT the) (NN presence)) (PP (IN of) (NP (NN heart) (NN disease)))))))) (. .)))