These capacities, in turn, ease the task of establishing an intersubjective connection, and that connection provides the platform for the creation of additional  zones,  enabling children to master complex, culturally adaptive skills.
( ( ( ( ( These ( ( ( ( capacities , ) ( in turn ) ) , ) ( ease ( ( the task ) ( of ( establishing ( an ( intersubjective connection ) ) ) ) ) ) ) ) , ) and ) ( ( that connection ) ( ( ( provides ( ( the platform ) ( for ( ( the creation ) ( of ( additional zones ) ) ) ) ) ) , ) ( ( enabling children ) ( to ( master ( ( complex ( , ( culturally adaptive ) ) ) skills ) ) ) ) ) ) ) . )
(ROOT (S (S (NP (DT These)) (VP (VBZ capacities) (, ,) (PP (IN in) (NP (NN turn))) (, ,) (S (VP (VB ease) (NP (NP (DT the) (NN task)) (PP (IN of) (S (VP (VBG establishing) (NP (DT an) (JJ intersubjective) (NN connection)))))))))) (, ,) (CC and) (S (NP (DT that) (NN connection)) (VP (VBZ provides) (NP (NP (DT the) (NN platform)) (PP (IN for) (NP (NP (DT the) (NN creation)) (PP (IN of) (NP (JJ additional) (NNS zones)))))) (, ,) (S (VP (VBG enabling) (NP (NNS children)) (S (VP (TO to) (VP (VB master) (NP (ADJP (JJ complex) (, ,) (RB culturally) (JJ adaptive)) (NNS skills))))))))) (. .)))
These capacities make it easier for children to master more complex cultural skills.
( ( These capacities ) ( ( make ( it ( easier ( for ( children ( to ( master ( ( more complex ) ( cultural skills ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT These) (NNS capacities)) (VP (VBP make) (S (NP (PRP it)) (ADJP (JJR easier) (PP (IN for) (NP (NNS children) (S (VP (TO to) (VP (VB master) (NP (ADJP (RBR more) (JJ complex)) (JJ cultural) (NNS skills)))))))))) (. .)))