Roleset snowball.01 Verbnet Class: NONE "to increase rapidly":

Roles:

Arg1:thing increased


Arg2:endstate

Examples:

person: ns tense: past aspect: ns voice: active form: full


intransitive (-)
But the rate of the decline snowballed in August , with unit sales to dealers for the month down 10.5 % from a year earlier , according to the Recreation Vehicle Industry Association .
Arg1:	the rate of the decline
REL:	snowballed
ArgM-TMP:	in August
ArgM-ADV:	with unit sales to dealers for the month down 10.5 % from a year earlier

person: ns tense: past aspect: ns voice: active form: full


with Arg2 (-)
The Manhattan real-estate developer acted after the UAL buyers failed [*-3] to obtain financing for their earlier $ 300-a-share [*U*] bid , which [*T*-1] sparked a selling panic among that [*T*-2] snowballed into a 190-point drop Friday in the Dow Jones Industrial Average .
Arg1:	[*T*-2] -> that
REL:	snowballed
Arg2-into:	a 190-point drop Friday in the Dow Jones Industrial Average

person: ns tense: past aspect: ns voice: active form: full


with ArgM-PNC (-)
Selling snowballed because of waves of automatic `` stop-loss '' orders , which [*T*-2] are triggered [*-1] by computer when prices fall to certain levels [*T*-3] .
Arg1:	Selling
REL:	snowballed
ArgM-PNC:	because of waves of automatic `` stop-loss '' orders , which [*T*-2] are triggered [*-1] by computer when prices fall to certain levels [*T*-3]