A great way to be mischievous in an elevator is to carry on a running commentary while you look at yourself in the mirror.
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	3:det	Discourse=joint-list_m:56->22:6|Entity=(49-abstract-new-cf3-3-sgl
2	great	great	ADJ	JJ	Degree=Pos	3	amod	3:amod	_
3	way	way	NOUN	NN	Number=Sing	12	nsubj:outer	12:nsubj:outer	_
4	to	to	PART	TO	_	6	mark	6:mark	Discourse=purpose-goal:57->56:0
5	be	be	AUX	VB	VerbForm=Inf	6	cop	6:cop	_
6	mischievous	mischievous	ADJ	JJ	Degree=Pos	3	acl	3:acl:to	_
7	in	in	ADP	IN	_	9	case	9:case	_
8	an	a	DET	DT	Definite=Ind|PronType=Art	9	det	9:det	Entity=(50-place-new-cf4-2-coref
9	elevator	elevator	NOUN	NN	Number=Sing	6	obl	6:obl:in	Entity=50)49)
10	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	cop	12:cop	Discourse=same-unit_m:58->56:1
11	to	to	PART	TO	_	12	mark	12:mark	_
12	carry	carry	VERB	VB	VerbForm=Inf	0	root	0:root	_
13	on	on	ADP	IN	_	16	case	16:case	_
14	a	a	DET	DT	Definite=Ind|PronType=Art	16	det	16:det	Entity=(51-event-new-cf5-3-sgl
15	running	run	VERB	VBG	VerbForm=Ger	16	amod	16:amod	_
16	commentary	commentary	NOUN	NN	Number=Sing	12	obl	12:obl:on	Entity=51)
17	while	while	SCONJ	IN	_	19	mark	19:mark	Discourse=context-circumstance:59->58:0
18	you	you	PRON	PRP	Case=Nom|Number=Sing|Person=2|PronType=Prs	19	nsubj	19:nsubj	Entity=(7-person-giv:inact-cf1-1-ana)
19	look	look	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	12	advcl	12:advcl:while	_
20	at	at	ADP	IN	_	21	case	21:case	_
21	yourself	yourself	PRON	PRP	Case=Acc|Number=Sing|Person=2|PronType=Prs|Reflex=Yes	19	obl	19:obl:at	Entity=(7-person-giv:act-cf1-1-ana)
22	in	in	ADP	IN	_	24	case	24:case	_
23	the	the	DET	DT	Definite=Def|PronType=Art	24	det	24:det	Entity=(45-object-giv:inact-cf2-2-coref
24	mirror	mirror	NOUN	NN	Number=Sing	19	obl	19:obl:in	Entity=45)|SpaceAfter=No
25	.	.	PUNCT	.	_	12	punct	12:punct	_
