( ( In ( ( this case ) ( if ( cherubim ( is cerebrum ) ) ) ) ) ( , ( ( then ( under ( the cerebrum ) ) ) ( ( is ( the ( ( brain and ) mind ) ) ) . ) ) ) )
(ROOT (S (PP (IN In) (NP (NP (DT this) (NN case)) (SBAR (IN if) (S (NP (NN cherubim)) (VP (VBZ is) (NP (NN cerebrum))))))) (, ,) (NP (NP (RB then)) (PP (IN under) (NP (DT the) (NN cerebrum)))) (VP (VBZ is) (NP (DT the) (NN brain) (CC and) (NN mind))) (. .)))
In this case if cherubim is cerebrum, then under the cerebrum is the brain and mind.
(ROOT (S (NP (NP (DT The) (JJ iconic) (JJ gray) (NN mantle)) (PP (IN of) (NP (DT the) (JJ human) (NN brain))) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBZ appears) (S (VP (TO to) (VP (VB make) (PRT (RP up)) (NP (NP (JJS most)) (PP (IN of) (NP (NP (DT the) (NN mass)) (PP (IN of) (NP (DT the) (NN brain)))))))))))) (, ,)) (VP (VBZ is) (VP (VBN called) (NP (DT the) (NN cerebrum)))) (. .)))