( ( Elements ( with ( similar properties ) ) ) ( ( ( ( are ( listed ( in ( ( vertical columns ) ( of ( the ( periodic table ) ) ) ) ) ) ) and ) ( are ( called groups ) ) ) . ) )
(ROOT (S (NP (NP (NNS Elements)) (PP (IN with) (NP (JJ similar) (NNS properties)))) (VP (VP (VBP are) (VP (VBN listed) (PP (IN in) (NP (NP (JJ vertical) (NNS columns)) (PP (IN of) (NP (DT the) (JJ periodic) (NN table))))))) (CC and) (VP (VBP are) (VP (VBN called) (NP (NNS groups))))) (. .)))
Elements with similar properties are listed in vertical columns of the periodic table and are called groups.
(ROOT (S (NP (NP (NNP Group) (CD 13)) (PP (IN of) (NP (DT the) (JJ periodic) (NN table)))) (VP (VBZ is) (ADVP (RB also)) (VP (VBN called) (NP (DT the) (DT the) (NN boron) (NN group)))) (. .)))