( ( ( ( House ( is ( identifying ( simple machines ) ) ) ) and ) ( ( the ( Tool Shed ) ) ( is ( identifying ( ( the ( simple machines ) ) ( that ( ( make up ) ( compound machines ) ) ) ) ) ) ) ) . )
(ROOT (S (S (NP (NNP House)) (VP (VBZ is) (VP (VBG identifying) (NP (JJ simple) (NNS machines))))) (CC and) (S (NP (DT the) (NNP Tool) (NNP Shed)) (VP (VBZ is) (VP (VBG identifying) (NP (NP (DT the) (JJ simple) (NNS machines)) (SBAR (WHNP (WDT that)) (S (VP (VBP make) (PRT (RP up)) (NP (JJ compound) (NNS machines))))))))) (. .)))
House is identifying simple machines and the Tool Shed is identifying the simple machines that make up compound machines.
(ROOT (S (NP (NNS Scissors)) (VP (VBP are) (NP (JJ compound) (NNS machines))) (. .)))