The direction of saccades is determined by an interaction between the goals of the observer and the physical properties of the different elements of the scene (e.g. colour, texture, brightness etc).
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	2:det	Discourse=elaboration-additional:39->36:2|Entity=(94-abstract-new-cf7-2-sgl
2	direction	direction	NOUN	NN	Number=Sing	6	nsubj:pass	6:nsubj:pass	_
3	of	of	ADP	IN	_	4	case	4:case	_
4	saccades	saccade	NOUN	NNS	Number=Plur	2	nmod	2:nmod:of	Entity=(93-event-giv:act-cf2-1-coref)94)
5	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	aux:pass	6:aux:pass	_
6	determined	determine	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	0:root	_
7	by	by	ADP	IN	_	9	case	9:case	_
8	an	a	DET	DT	Definite=Ind|PronType=Art	9	det	9:det	Entity=(85-abstract-giv:inact-cf3-2-coref
9	interaction	interaction	NOUN	NN	Number=Sing	6	obl:agent	6:obl:agent	_
10	between	between	ADP	IN	_	12	case	12:case	_
11	the	the	DET	DT	Definite=Def|PronType=Art	12	det	12:det	Entity=(95-abstract-new-cf8-2-sgl
12	goals	goal	NOUN	NNS	Number=Plur	9	nmod	9:nmod:between	_
13	of	of	ADP	IN	_	15	case	15:case	_
14	the	the	DET	DT	Definite=Def|PronType=Art	15	det	15:det	Entity=(89-person-giv:act-cf1*-2-coref
15	observer	observer	NOUN	NN	Number=Sing	12	nmod	12:nmod:of	Entity=89)95)
16	and	and	CCONJ	CC	_	19	cc	19:cc	_
17	the	the	DET	DT	Definite=Def|PronType=Art	19	det	19:det	Entity=(96-abstract-new-cf9-3-coref
18	physical	physical	ADJ	JJ	Degree=Pos	19	amod	19:amod	_
19	properties	property	NOUN	NNS	Number=Plur	12	conj	9:nmod:between|12:conj:and	_
20	of	of	ADP	IN	_	23	case	23:case	_
21	the	the	DET	DT	Definite=Def|PronType=Art	23	det	23:det	Entity=(97-abstract-new-cf10-3-sgl
22	different	different	ADJ	JJ	Degree=Pos	23	amod	23:amod	_
23	elements	element	NOUN	NNS	Number=Plur	19	nmod	19:nmod:of	_
24	of	of	ADP	IN	_	26	case	26:case	_
25	the	the	DET	DT	Definite=Def|PronType=Art	26	det	26:det	Entity=(98-abstract-new-cf11-2-sgl
26	scene	scene	NOUN	NN	Number=Sing	23	nmod	23:nmod:of	Entity=98)97)96)85)
27	(	(	PUNCT	-LRB-	_	29	punct	29:punct	Discourse=elaboration-additional:40->39:0|SpaceAfter=No
28	e.g.	e.g.	ADV	FW	Abbr=Yes	29	advmod	29:advmod	_
29	colour	colour	NOUN	NN	Number=Sing	19	appos	19:appos	Bridge=96<99|Entity=(99-abstract-acc:inf-cf4-1-sgl)|SpaceAfter=No
30	,	,	PUNCT	,	_	31	punct	31:punct	_
31	texture	texture	NOUN	NN	Number=Sing	29	conj	19:appos|29:conj	Bridge=96<100|Entity=(100-abstract-acc:inf-cf5-1-sgl)|SpaceAfter=No
32	,	,	PUNCT	,	_	33	punct	33:punct	_
33	brightness	brightness	NOUN	NN	Number=Sing	29	conj	19:appos|29:conj	Bridge=96<101|Entity=(101-abstract-acc:inf-cf6-1-sgl)
34	etc	etc.	NOUN	FW	Typo=Yes	29	conj	19:appos|29:conj	CorrectForm=etc.|SpaceAfter=No|XML=<sic ana:::"etc."></sic>
35	)	)	PUNCT	-RRB-	_	29	punct	29:punct	SpaceAfter=No
36	.	.	PUNCT	.	_	6	punct	6:punct	_
