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Test 7 · Day and night, and the Moon's faces

Leo wants to watch a solar eclipse with sunglasses. What should he do?

Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: Leo · What happens: want, watch, do · To what, where: solar eclipse

This is test 7 of lesson 39 «Day and night, and the Moon's faces» of the physics 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

Sentence 1: Leo wants to watch a solar eclipse with sunglasses.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Leo	Leo	PROPN	Number=Sing	2 wants	nsubj
2	wants	want	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	to	to	PART	_	4 watch	mark
4	watch	watch	VERB	VerbForm=Inf	2 wants	xcomp
5	a	a	DET	Definite=Ind PronType=Art	7 eclipse	det
6	solar	solar	ADJ	Degree=Pos	7 eclipse	amod
7	eclipse	eclipse	NOUN	Number=Sing	4 watch	obj
8	with	with	ADP	_	9 sunglasses	case
9	sunglasses	sunglasses	NOUN	Number=Plur	4 watch	obl
10	.	.	PUNCT	_	2 wants	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	want	present	Leo						vn want-32.1-1-1 «NP V NP S_INF»: agent=Pivot clause=Theme
2	watch not said to happen	to-infinitive	Leo not said here	a solar eclipse				with sunglasses	vn assessment-34.1 «NP V NP»: agent=Agent eclipse=Theme

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.

Sentence 2: What should he do?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	What	what	PRON	PronType=Int	4 do	obj
2	should	should	AUX	VerbForm=Fin	4 do	aux
3	he	he	PRON	Case=Nom Gender=Masc Number=Sing Person=3 PronType=Prs	4 do	nsubj
4	do	do	VERB	VerbForm=Inf	root	root
5	?	?	PUNCT	_	4 do	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	do	should	Leo						vn act-114-1 «NP V NP»: agent=Agent what=Eventuality

The options

Option 1 · ← Mova's choice

Sunglasses are fine if he squints and only looks for a minute

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Sunglasses	sunglasses	NOUN	Number=Plur	3 fine	nsubj
2	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	3 fine	cop
3	fine	fine	ADJ	Degree=Pos	root	root
4	if	if	SCONJ	_	6 squints	mark
5	he	he	PRON	Case=Nom Gender=Masc Number=Sing Person=3 PronType=Prs	6 squints	nsubj
6	squints	squint	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 fine	advcl
7	and	and	CCONJ	_	9 looks	cc
8	only	only	ADV	_	9 looks	advmod
9	looks	look	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 fine	conj
10	for	for	ADP	_	12 minute	case
11	a	a	DET	Definite=Ind PronType=Art	12 minute	det
12	minute	minute	NOUN	Number=Sing	9 looks	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	Sunglasses					fine property	tree rules
2	squint a condition, not said to happen	present	he						vn wink-40.3.1 «NP V»: agent=Agent
3	look	present	Sunglasses not said here				minute		vn stimulus_subject-30.4 «NP V PP.attribute»: agent=Stimulus

Option 2

Look through binoculars instead

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Look	look	VERB	Mood=Imp VerbForm=Fin	root	root
2	through	through	ADP	_	3 binoculars	case
3	binoculars	binocular	NOUN	Number=Plur	1 Look	obl
4	instead	instead	ADV	_	1 Look	advmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	look	imperative	you not said here					through binoculars; instead property	vn peer-30.3 «NP V PP.theme»: agent=Agent through binocular=Theme

Option 3

Look quickly, a few seconds is safe

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Look	look	VERB	Mood=Imp VerbForm=Fin	root	root
2	quickly	quickly	ADV	_	1 Look	advmod
3	,	,	PUNCT	_	8 safe	punct
4	a	a	DET	Definite=Ind PronType=Art	6 seconds	det
5	few	few	ADJ	Degree=Pos	6 seconds	amod
6	seconds	second	NOUN	Number=Plur	8 safe	nsubj
7	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	8 safe	cop
8	safe	safe	ADJ	Degree=Pos	1 Look	parataxis

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	look	imperative	you not said here					quickly property	vn stimulus_subject-30.4 «NP V PP.attribute»: agent=Stimulus
2	is	present	a few seconds					safe property	tree rules

Option 4 · ✓ the right answer

Use special eclipse glasses only; sunglasses are not safe

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Use	use	VERB	Mood=Imp VerbForm=Fin	root	root
2	special	special	ADJ	Degree=Pos	4 glasses	amod
3	eclipse	eclipse	NOUN	Number=Sing	4 glasses	compound
4	glasses	glass	NOUN	Number=Plur	1 Use	obj
5	only	only	ADV	_	1 Use	advmod
6	;	;	PUNCT	_	10 safe	punct
7	sunglasses	sunglasses	NOUN	Number=Plur	10 safe	nsubj
8	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	10 safe	cop
9	not	not	PART	Polarity=Neg	10 safe	advmod
10	safe	safe	ADJ	Degree=Pos	1 Use	advcl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	use	imperative	you not said here	special eclipse glasses					vn eat-39.1 «NP V NP»: agent=Agent glass=Patient
2	not is	present	sunglasses					safe property	tree rules

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/physics/39-day-and-night-and-the-moons-faces/t7/