Så rullede lavinen.
1	Så	så	ADV	_	_	2	advmod	_	_
2	rullede	rulle	VERB	_	Mood=Ind|Tense=Past|VerbForm=Fin|Voice=Act	0	root	_	_
3	lavinen	lavine	NOUN	_	Definite=Def|Gender=Com|Number=Sing	2	nsubj	_	SpaceAfter=No
4	.	.	PUNCT	_	_	2	punct	_	_
