( ( Squamous ( cell carcinoma ) ) ( ( ( ( starts ( in ( ( the surface ) ( of ( the skin ) ) ) ) ) and ) ( is ( ( the ( second ( ( most common ) type ) ) ) ( of ( malignant ( skin cancer ) ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Squamous) (NN cell) (NN carcinoma)) (VP (VP (VBZ starts) (PP (IN in) (NP (NP (DT the) (NN surface)) (PP (IN of) (NP (DT the) (NN skin)))))) (CC and) (VP (VBZ is) (NP (NP (DT the) (JJ second) (ADJP (RBS most) (JJ common)) (NN type)) (PP (IN of) (NP (JJ malignant) (NN skin) (NN cancer)))))) (. .)))
Squamous cell carcinoma starts in the surface of the skin and is the second most common type of malignant skin cancer.
(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))) (. .)))