Test 8 · ★★★ · Thinking like a lifeguard

Why is a fluorescent vest useful for a road worker in the day but not enough at night?

Mova's choice: option 1 · The right answer: option 1 · right ✓ · Who acts: fluorescent vest · What happens: be

This is test 8 · ★★★ of lesson 50 «Thinking like a lifeguard» of the everyday course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: the test at school.

The question

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Why	why	ADV	PronType=Int	6 useful	advmod
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	6 useful	cop
3	a	a	DET	Definite=Ind PronType=Art	5 vest	det
4	fluorescent	fluorescent	ADJ	Degree=Pos	5 vest	amod
5	vest	vest	NOUN	Number=Sing	6 useful	nsubj
6	useful	useful	ADJ	Degree=Pos	root	root
7	for	for	ADP	_	10 worker	case
8	a	a	DET	Definite=Ind PronType=Art	10 worker	det
9	road	road	NOUN	Number=Sing	10 worker	compound
10	worker	worker	NOUN	Number=Sing	6 useful	obl
11	in	in	ADP	_	13 day	case
12	the	the	DET	Definite=Def PronType=Art	13 day	det
13	day	day	NOUN	Number=Sing	10 worker	nmod
14	but	but	CCONJ	_	16 enough	cc
15	not	not	PART	Polarity=Neg	16 enough	advmod
16	enough	enough	ADJ	Degree=Pos	10 worker	conj
17	at	at	ADP	_	18 night	case
18	night	night	NOUN	Number=Sing	16 enough	obl
19	?	?	PUNCT	_	6 useful	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	a fluorescent vest					for a road worker in the day; useful property	tree rules

One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

The options

Option 1 · ← Mova's choice · ✓ the right answer

Fluorescent colours glow in daylight; at night reflectors return the headlights

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Fluorescent	fluorescent	ADJ	Degree=Pos	2 colours	amod
2	colours	colour	NOUN	Number=Plur	3 glow	nsubj
3	glow	glow	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
4	in	in	ADP	_	5 daylight	case
5	daylight	daylight	NOUN	Number=Sing	3 glow	obl
6	;	;	PUNCT	_	10 return	punct
7	at	at	ADP	_	8 night	case
8	night	night	NOUN	Number=Sing	9 reflectors	compound
9	reflectors	reflector	NOUN	Number=Plur	10 return	nsubj
10	return	return	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	3 glow	conj
11	the	the	DET	Definite=Def PronType=Art	12 headlights	det
12	headlights	headlight	NOUN	Number=Plur	10 return	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	glow	present	Fluorescent colours			daylight			vn light_emission-43.1 «NP V PP.location»: agent=Theme in daylight=Location
2	return	present	night reflectors	the headlights					vn send-11.1 «NP V NP»: agent=Agent headlight=Theme

Option 2

Road workers only work in the daytime

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Road	road	NOUN	Number=Sing	2 workers	compound
2	workers	worker	NOUN	Number=Plur	4 work	nsubj
3	only	only	ADV	_	4 work	advmod
4	work	work	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
5	in	in	ADP	_	7 daytime	case
6	the	the	DET	Definite=Def PronType=Art	7 daytime	det
7	daytime	daytime	NOUN	Number=Sing	4 work	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	work	present	Road workers					in the daytime	vn employment-95.3 «NP V PP.theme»: agent=Agent in daytime=Theme

Option 3

Fluorescent colours glow brighter at night, when headlights shine on them from far away

The tree, 14 words

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Fluorescent	fluorescent	ADJ	Degree=Pos	2 colours	amod
2	colours	colour	NOUN	Number=Plur	3 glow	nsubj
3	glow	glow	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
4	brighter	bright	ADJ	Degree=Cmp	3 glow	xcomp
5	at	at	ADP	_	6 night	case
6	night	night	NOUN	Number=Sing	3 glow	obl
7	,	,	PUNCT	_	10 shine	punct
8	when	when	ADV	PronType=Int	10 shine	advmod
9	headlights	headlight	NOUN	Number=Plur	10 shine	nsubj
10	shine	shine	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	3 glow	conj
11	on	on	ADP	_	12 them	case
12	them	they	PRON	Case=Acc Number=Plur Person=3 PronType=Prs	10 shine	obl
13	from	from	ADP	_	14 far	case
14	far	far	ADV	Degree=Pos	10 shine	advmod
15	away	away	ADV	_	14 far	advmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	glow	present	Fluorescent colours				night	bright property	vn light_emission-43.1 «NP V»: agent=Theme
2	shine	present	headlights					on colours = colour; far property	vn light_emission-43.1 «NP V PP.location»: agent=Theme on they=Location

Option 4

Reflectors work only in sunshine

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Reflectors	reflector	NOUN	Number=Plur	2 work	nsubj
2	work	work	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	only	only	ADV	_	5 sunshine	advmod
4	in	in	ADP	_	5 sunshine	case
5	sunshine	sunshine	NOUN	Number=Sing	2 work	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	work	present	Reflectors	sunshine					vn knead-26.5 «NP V NP.material»: agent=Agent sunshine=Material

Text: the tests of Mova's primary school, written for Mova (world/data/school/), as the course runner gave them to the student. Trees: Mova's own parse — the en model on the CPU, when the site is built — not checked by a teacher; they may be wrong. Frames: Mova's frames reader (prag), each text read on its own. Elamur Cosmic License.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/questions/everyday/50-thinking-about-outdoor-safety/t8/