He studied under the grammarian Aelius Donatus.
1	He	he	PRON	PRP	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	2	nsubj	2:nsubj	Discourse=joint-other_m:49->36:2|Entity=(1-person-giv:act-cf1*-1-ana-Jerome)
2	studied	study	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	0:root	_
3	under	under	ADP	IN	_	5	case	5:case	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	5:det	Entity=(65-person-new-cf2-2,4-sgl-Aelius_Donatus
5	grammarian	grammarian	NOUN	NN	Number=Sing	2	obl	2:obl:under	XML=<ref></ref>
6	Aelius	Aelius	PROPN	NNP	Number=Sing	5	appos	5:appos	XML=<ref>
7	Donatus	Donatus	PROPN	NNP	Number=Sing	6	flat	6:flat	Entity=65)|SpaceAfter=No|XML=</ref>
8	.	.	PUNCT	.	_	2	punct	2:punct	_
