1) FBI intelligence files indicate that Democratic fund-raiser Maria Hsia has been a Chinese agent.
( ( 1 -RRB- ) ( ( FBI ( intelligence files ) ) ( ( indicate ( that ( ( Democratic ( fund-raiser ( Maria Hsia ) ) ) ( has ( been ( a ( Chinese agent ) ) ) ) ) ) ) . ) ) )
(ROOT (S (LST (LS 1) (-RRB- -RRB-)) (NP (NNP FBI) (NN intelligence) (NNS files)) (VP (VBP indicate) (SBAR (IN that) (S (NP (JJ Democratic) (NN fund-raiser) (NNP Maria) (NNP Hsia)) (VP (VBZ has) (VP (VBN been) (NP (DT a) (JJ Chinese) (NN agent))))))) (. .)))
The FBI has been looking into Maria Hsia's background.
( ( The FBI ) ( ( has ( been ( looking ( into ( ( Maria ( Hsia 's ) ) background ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNP FBI)) (VP (VBZ has) (VP (VBN been) (VP (VBG looking) (PP (IN into) (NP (NP (NNP Maria) (NNP Hsia) (POS 's)) (NN background)))))) (. .)))