A solid.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	2:det	Discourse=restatement-repetition_m:52->41:1|Entity=(22-object-giv:act-cf1*-2-coref
2	solid	solid	NOUN	NN	Number=Sing	0	root	0:root	Entity=22)|SpaceAfter=No
3	.	.	PUNCT	.	_	2	punct	2:punct	_
