( ( ( Look up ) ( ( the selections ) ( What ( is ( ( ( a lever ) , ) ( ( ( ( A machine ) ( for ( war ( , ( ( Levers and ) strings ) ) ) ) ) -- ) ( ( ( ( ( grand piano ) , ) ( Inclined planes ) ) and ) wedges ) ) ) ) ) ) ) ( , ( Screws ( ( ( ( are ( ( ( ( ( ( ( ( machines ( , ( ( Wheels and ) axles ) ) ) , ) Cogs ) , ) gears ) , ) and ) wheels ) ) , ) ( On ( ( ( ( ( two wheels ) , ) Pulleys ) -- ) ( ( simple and ) complex ) ) ) ) . ) ) ) )
(ROOT (S (S (VP (VB Look) (PRT (RP up)) (NP (NP (DT the) (NNS selections)) (SBAR (WHNP (WP What)) (S (VP (VBZ is) (NP (NP (DT a) (NN lever)) (, ,) (NP (NP (NP (DT A) (NN machine)) (PP (IN for) (NP (NN war) (, ,) (NNS Levers) (CC and) (NNS strings)))) (: --) (NP (NP (JJ grand) (NN piano)) (, ,) (NP (NNP Inclined) (NNS planes)) (CC and) (NP (NNS wedges))))))))))) (, ,) (NP (NNP Screws)) (VP (VBP are) (NP (NP (NNS machines) (, ,) (NNS Wheels) (CC and) (NNS axles)) (, ,) (NP (NNP Cogs)) (, ,) (NP (NNS gears)) (, ,) (CC and) (NP (NNS wheels)))) (, ,) (PP (IN On) (NP (NP (NP (CD two) (NNS wheels)) (, ,) (NP (NNP Pulleys)) (: --)) (ADJP (JJ simple) (CC and) (JJ complex)))) (. .)))
Look up the selections What is a lever, A machine for war, Levers and strings--grand piano, Inclined planes and wedges, Screws are machines, Wheels and axles, Cogs, gears, and wheels, On two wheels, Pulleys--simple and complex.
(ROOT (S (NP (DT A) (NN wedge)) (VP (VBZ is) (NP (NP (DT the) (NN name)) (PP (IN for) (NP (NP (DT a) (JJ simple) (NN machine)) (SBAR (WHNP (WDT that)) (S (VP (VBZ consists) (PP (IN of) (NP (CD two) (JJ inclined) (NNS planes)))))))))) (. .)))