潘沃爾卡先生說，曾經有一段時刻，他們覺得自己應該離開那幢大樓。
[{"id": "1", "form": "潘", "pos": "PROPN", "head": "3", "deprel": "compound"}, {"id": "2", "form": "沃爾卡", "pos": "PROPN", "head": "3", "deprel": "compound"}, {"id": "3", "form": "先生", "pos": "NOUN", "head": "4", "deprel": "nsubj"}, {"id": "4", "form": "說", "pos": "VERB", "head": "0", "deprel": "root"}, {"id": "5", "form": "，", "pos": "PUNCT", "head": "13", "deprel": "punct"}, {"id": "6", "form": "曾經", "pos": "ADV", "head": "7", "deprel": "advmod"}, {"id": "7", "form": "有", "pos": "VERB", "head": "13", "deprel": "advcl"}, {"id": "8", "form": "一", "pos": "NUM", "head": "9", "deprel": "nummod"}, {"id": "9", "form": "段", "pos": "NOUN", "head": "10", "deprel": "clf"}, {"id": "10", "form": "時刻", "pos": "NOUN", "head": "7", "deprel": "obj"}, {"id": "11", "form": "，", "pos": "PUNCT", "head": "7", "deprel": "punct"}, {"id": "12", "form": "他們", "pos": "PRON", "head": "13", "deprel": "nsubj"}, {"id": "13", "form": "覺得", "pos": "VERB", "head": "4", "deprel": "ccomp"}, {"id": "14", "form": "自己", "pos": "PRON", "head": "16", "deprel": "nsubj"}, {"id": "15", "form": "應該", "pos": "AUX", "head": "16", "deprel": "aux"}, {"id": "16", "form": "離開", "pos": "VERB", "head": "13", "deprel": "ccomp"}, {"id": "17", "form": "那", "pos": "DET", "head": "18", "deprel": "det"}, {"id": "18", "form": "幢", "pos": "NOUN", "head": "19", "deprel": "clf"}, {"id": "19", "form": "大樓", "pos": "NOUN", "head": "16", "deprel": "obj"}, {"id": "20", "form": "。", "pos": "PUNCT", "head": "4", "deprel": "punct"}]