( ( ( The ( second room ) ) ( -LRB- ( ( S2 ( in ( the ( Table ( , ( p 179 ) ) ) ) ) ) -RRB- ) ) ) ( ( is ( ( a ( `` ( double-walled ( , ( copper-screen ( Faraday ( cage '' ) ) ) ) ) ) ) ( which ( `` ( ( provides ( ( 120 ( dB attenuation ) ) ( for ( ( plane ( wave ( radio ( frequency radiation ) ) ) ) ( over ( ( a range ) ( of ( 15 KHz ) ) ) ) ) ) ) ) ( to ( 1 GHz ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (JJ second) (NN room)) (PRN (-LRB- -LRB-) (NP (NP (NNP S2)) (PP (IN in) (NP (DT the) (NNP Table) (, ,) (NN p) (NN 179)))) (-RRB- -RRB-))) (VP (VBZ is) (NP (NP (DT a) (`` ``) (JJ double-walled) (, ,) (JJ copper-screen) (JJ Faraday) (NN cage) ('' '')) (SBAR (WHNP (WDT which)) (S (VP (`` ``) (VBZ provides) (NP (NP (CD 120) (NN dB) (NN attenuation)) (PP (IN for) (NP (NP (NN plane) (NN wave) (NN radio) (NN frequency) (NN radiation)) (PP (IN over) (NP (NP (DT a) (NN range)) (PP (IN of) (NP (CD 15) (NNS KHz)))))))) (PP (TO to) (NP (CD 1) (NNS GHz)))))))) (. .)))
The second room (S2 in the Table, p 179) is a "double-walled, copper-screen Faraday cage" which "provides 120 dB attenuation for plane wave radio frequency radiation over a range of 15 KHz to 1 GHz.
(ROOT (S (NP (NNP Am) (NN radio) (NNS waves)) (VP (VBP exist) (PRT (RP in)) (NP (DT the) (ADJP (QP (CD 540) (TO to) (CD 1600))) (NN khz) (NN frequency) (NN range))) (. .)))