( ( ( Collect examples ) ( of ( the ( sounds/phonics principles ) ) ) ) ( ( studied ( in ( the classroom ) ) ) . ) )
(ROOT (S (NP (NP (JJ Collect) (NNS examples)) (PP (IN of) (NP (DT the) (JJ sounds/phonics) (NNS principles)))) (VP (VBD studied) (PP (IN in) (NP (DT the) (NN classroom)))) (. .)))
Collect examples of the sounds/phonics principles studied in the classroom.
(ROOT (S (NP (NP (DT The) (NN sound)) (PP (IN in) (NP (DT a) (JJ loud) (NN classroom)))) (VP (VBZ is) (NP (NP (DT an) (NN example)) (PP (IN of) (NP (NP (DT a) (NN form)) (PP (IN of) (NP (NN energy))))))) (. .)))