( Radiation ( ( causes ( ( ( ( a variety ) ( of ( health effects ) ) ) , ) ( including ( ( ( ( ( ( ( immonodeficiency , ) infections ) , ) cancer ) , ) and ) mutations ) ) ) ) . ) )
(ROOT (S (NP (NNP Radiation)) (VP (VBZ causes) (NP (NP (DT a) (NN variety)) (PP (IN of) (NP (NN health) (NNS effects))) (, ,) (PP (VBG including) (NP (NP (NN immonodeficiency)) (, ,) (NP (NNS infections)) (, ,) (NP (NN cancer)) (, ,) (CC and) (NP (NNS mutations)))))) (. .)))
Radiation causes a variety of health effects, including immonodeficiency, infections, cancer, and mutations.
(ROOT (S (NP (NNP Cancer)) (VP (VBZ is) (VP (VBN caused) (PP (IN by) (NP (NP (NNS mutations)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (MD can) (VP (VB be) (VP (VBN caused) (PP (IN by) (NP (NNS pathogens) (, ,) (NNS chemicals) (, ,) (CC or) (NN radiation)))))))))))) (. .)))