# text = 故及於難
1	故	故	ADV	v,副詞,判断,確定	_	2	advmod	_	Gloss=therefore|SpaceAfter=No
2	及	及	VERB	v,動詞,行為,移動	_	0	root	_	Gloss=reach|SpaceAfter=No
3	於	於	ADP	v,前置詞,基盤,*	_	4	case	_	Gloss=at|SpaceAfter=No
4	難	難	NOUN	n,名詞,描写,形質	_	2	obl	_	Gloss=trouble|SpaceAfter=No