This majestic room is used for modern-day entertaining when the queen hosts dinners and banquets.
( ( This ( majestic room ) ) ( ( is ( ( used ( for ( modern-day entertaining ) ) ) ( when ( ( the queen ) ( hosts ( ( dinners and ) banquets ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT This) (JJ majestic) (NN room)) (VP (VBZ is) (VP (VBN used) (PP (IN for) (NP (JJ modern-day) (NNS entertaining))) (SBAR (WHADVP (WRB when)) (S (NP (DT the) (NN queen)) (VP (VBZ hosts) (NP (NNS dinners) (CC and) (NNS banquets))))))) (. .)))
The queen hosts Royal Dining Room dinners four times a year.
( ( The queen ) ( ( hosts ( ( ( Royal ( Dining ( Room dinners ) ) ) ( four times ) ) ( a year ) ) ) . ) )
(ROOT (S (NP (DT The) (NN queen)) (VP (VBZ hosts) (NP (NP (NP (NNP Royal) (NNP Dining) (NNP Room) (NNP dinners)) (NP (CD four) (NNS times))) (NP (DT a) (NN year)))) (. .)))