(S (NP ((N) POIROT)) (VP ((V2) SENT) (NP ((DET) THE) ((N) SOLUTIONS)) (PP ((P) TO) (NP ((DET) THE) ((N) POLICE)))))
(S (NP ((DET) THE) ((N) DETECTIVES)) (VP ((V1) SOLVES) (NP ((DET) THE) ((N) CASE))))
(S (NP ((DET) THE) ((N) DETECTIVES)) (VP ((V1) SOLVE) (NP ((DET) THE) ((N) CASE))))
(S (NP ((DET) THE) ((N) DETECTIVES)) (VP ((V1) LOST) (NP ((DET) THEIR) ((N) GUNS))))
(S (NP ((NP*) POIROT)) (VP ((V0) THOUGHT)))
(S (NP ((NP*) POIROT)) (VP ((VS) BELIEVED) (SBAR (S (NP ((DET) THE) ((N) DETECTIVES)) (VP ((V1) WERE) (NP ((ADJ) INCOMPETENT)))))))
(S (NP ((NP*) POIROT)) (VP ((VS) BELIEVED) (SBAR ((COMP) THAT) (S (NP ((DET) THE) ((N) DETECTIVES)) (VP ((V1) WERE) (NP ((ADJ) INCOMPETENT)))))))