( ( The treatment ) ( ( ( is usually ) ( ( ( administered ( in ( four ( week cycles ) ) ) ) , ) ( often ( for ( six cycles ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN treatment)) (VP (VBZ is) (ADVP (RB usually)) (VP (VBN administered) (PP (IN in) (NP (CD four) (NN week) (NNS cycles))) (, ,) (ADVP (RB often) (PP (IN for) (NP (CD six) (NNS cycles)))))) (. .)))
The treatment is usually administered in four week cycles, often for six cycles.
(ROOT (S (NP (EX There)) (VP (VBP are) (NP (NP (QP (CD four) (TO to) (CD six)) (NNS weeks)) (SBAR (S (VP (VBP are) (PP (IN in) (NP (NP (DT the) (NN life) (NN cycle)) (PP (IN of) (NP (NNS ladybugs)))))))))) (. .)))