( Subject ( ( matter ( ( ( wherein ( ( ( a ( containing compound ) ) ( with ( ( ( at least ) two ) ( silicon atoms ) ) ) ) ( contains ( a ( carbon-to-halogen bond ) ) ) ) ) and ) ( which ( ( carbon atom ) ( ( is not ) ( ( double bonded ) ( to ( an ( oxygen atom ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Subject)) (VP (NN matter) (SBAR (SBAR (WHADVP (WRB wherein)) (S (NP (NP (DT a) (JJ containing) (NN compound)) (PP (IN with) (NP (QP (IN at) (JJS least) (CD two)) (NN silicon) (NNS atoms)))) (VP (VBZ contains) (NP (DT a) (JJ carbon-to-halogen) (NN bond))))) (CC and) (SBAR (WHNP (WDT which)) (S (NP (NN carbon) (NN atom)) (VP (VBZ is) (RB not) (NP (NP (QP (RB double) (CD bonded))) (PP (TO to) (NP (DT an) (NN oxygen) (NN atom))))))))) (. .)))
Subject matter wherein a containing compound with at least two silicon atoms contains a carbon-to-halogen bond and which carbon atom is not double bonded to an oxygen atom.
(ROOT (S (NP (DT An) (NN ether)) (VP (VBZ is) (NP (NP (DT an) (JJ organic) (NN compound)) (SBAR (WHPP (IN in) (WHNP (WDT which))) (S (NP (CD two) (NN hydrocarbon) (NNS groups)) (VP (VBP are) (VP (VBG bonded) (PP (TO to) (NP (DT the) (JJ same) (NN oxygen) (NN atom))))))))) (. .)))