In brief, inferiors salute superiors first.
1	In	in	ADP	IN	_	2	case	2:case	Discourse=context-background:20->11:4
2	brief	brief	NOUN	NN	Number=Sing	5	obl	5:obl:in	SpaceAfter=No
3	,	,	PUNCT	,	_	2	punct	2:punct	_
4	inferiors	inferior	NOUN	NNS	Number=Plur	5	nsubj	5:nsubj	Entity=(16-person-new-cf1-1-sgl)
5	salute	salute	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	0:root	_
6	superiors	superior	NOUN	NNS	Number=Plur	5	obj	5:obj	Entity=(17-person-new-cf2-1-sgl)
7	first	first	ADV	RB	Degree=Pos|NumType=Ord	5	advmod	5:advmod	SpaceAfter=No
8	.	.	PUNCT	.	_	5	punct	5:punct	_
