2. In Section 3.1, in the last sentence after the proviso insert "a" before the word "change" and after the word "in".
1	2	2	NUM	LS	_	14	nummod	14:nummod	SpaceAfter=No
2	.	.	PUNCT	.	_	1	punct	1:punct	_
3	In	in	ADP	IN	_	4	case	4:case	_
4	Section	section	NOUN	NN	Number=Sing	14	obl	14:obl:in	_
5	3.1	3.1	NUM	CD	NumForm=Digit|NumType=Card	4	nummod	4:nummod	SpaceAfter=No
6	,	,	PUNCT	,	_	14	punct	14:punct	_
7	in	in	ADP	IN	_	10	case	10:case	_
8	the	the	DET	DT	Definite=Def|PronType=Art	10	det	10:det	_
9	last	last	ADJ	JJ	Degree=Pos	10	amod	10:amod	_
10	sentence	sentence	NOUN	NN	Number=Sing	14	obl	14:obl:in	_
11	after	after	ADP	IN	_	13	case	13:case	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	13:det	_
13	proviso	proviso	NOUN	NN	Number=Sing	10	nmod	10:nmod:after	_
14	insert	insert	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	0:root	_
15	"	"	PUNCT	``	_	16	punct	16:punct	SpaceAfter=No
16	a	a	NOUN	NN	Number=Sing	14	obj	14:obj	SpaceAfter=No
17	"	"	PUNCT	''	_	16	punct	16:punct	_
18	before	before	ADP	IN	_	20	case	20:case	_
19	the	the	DET	DT	Definite=Def|PronType=Art	20	det	20:det	_
20	word	word	NOUN	NN	Number=Sing	14	obl	14:obl:before	_
21	"	"	PUNCT	``	_	22	punct	22:punct	SpaceAfter=No
22	change	change	NOUN	NN	Number=Sing	1	appos	1:appos	SpaceAfter=No
23	"	"	PUNCT	''	_	22	punct	22:punct	_
24	and	and	CCONJ	CC	_	27	cc	27:cc	_
25	after	after	ADP	IN	_	27	case	27:case	_
26	the	the	DET	DT	Definite=Def|PronType=Art	27	det	27:det	_
27	word	word	NOUN	NN	Number=Sing	14	conj	14:conj:and	_
28	"	"	PUNCT	``	_	29	punct	29:punct	SpaceAfter=No
29	in	in	NOUN	NN	Number=Sing	27	appos	27:appos	SpaceAfter=No
30	"	"	PUNCT	''	_	29	punct	29:punct	SpaceAfter=No
31	.	.	PUNCT	.	_	14	punct	14:punct	_
