I believe that these are three weekends in a row, January 6, 13 and 20th.
1	I	I	PRON	PRP	Case=Nom|Number=Sing|Person=1|PronType=Prs	2	nsubj	2:nsubj	_
2	believe	believe	VERB	VBP	Mood=Ind|Number=Sing|Person=1|Tense=Pres|VerbForm=Fin	0	root	0:root	_
3	that	that	SCONJ	IN	_	7	mark	7:mark	_
4	these	this	PRON	DT	Number=Plur|PronType=Dem	7	nsubj	7:nsubj	_
5	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	7	cop	7:cop	_
6	three	three	NUM	CD	NumForm=Word|NumType=Card	7	nummod	7:nummod	_
7	weekends	weekend	NOUN	NNS	Number=Plur	2	ccomp	2:ccomp	_
8	in	in	ADP	IN	_	10	case	10:case	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	10:det	_
10	row	row	NOUN	NN	Number=Sing	7	nmod	7:nmod:in	SpaceAfter=No
11	,	,	PUNCT	,	_	7	punct	7:punct	_
12	January	January	PROPN	NNP	Number=Sing	7	appos	7:appos	_
13	6	6	NUM	CD	NumForm=Digit|NumType=Card	12	nummod	12:nummod	SpaceAfter=No
14	,	,	PUNCT	,	_	15	punct	15:punct	_
15	13	13	NUM	CD	NumForm=Digit|NumType=Card	13	conj	12:nummod|13:conj:and	_
16	and	and	CCONJ	CC	_	17	cc	17:cc	_
17	20th	20th	NOUN	NN	Number=Sing|NumType=Ord	13	conj	12:nummod|13:conj:and	SpaceAfter=No
18	.	.	PUNCT	.	_	2	punct	2:punct	_
