( ( Basal cell ) ( ( ( ( is ( the ( ( most common ) ( skin cancer ) ) ) ) , ) ( with ( squamous ( cell ( ( the second ) ( most common ) ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Basal) (NN cell)) (VP (VBZ is) (NP (DT the) (ADJP (RBS most) (JJ common)) (NN skin) (NN cancer)) (, ,) (PP (IN with) (NP (NP (NNS squamous)) (VP (VBG cell) (NP (NP (DT the) (NN second)) (ADJP (RBS most) (JJ common))))))) (. .)))
Basal cell is the most common skin cancer, with squamous cell the second most common.
(ROOT (S (NP (JJ Squamous) (NN cell) (NN carcinoma)) (VP (VBZ is) (NP (DT the) (JJ second) (ADJP (RBS most) (JJ common)) (NN skin) (NN cancer))) (. .)))