Test 10 · Static electricity: balloons, hair and sparks

Why is it a bad idea to stand on a hilltop or under a lone tall tree in a thunderstorm?

Mova's choice: option 1 · The right answer: option 1 · right ✓ · What happens: be, stand · To what, where: bad idea, hilltop

This is test 10 of lesson 26 «Static electricity: balloons, hair and sparks» 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

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Why	why	ADV	PronType=Int	6 idea	advmod
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	6 idea	cop
3	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	6 idea	expl
4	a	a	DET	Definite=Ind PronType=Art	6 idea	det
5	bad	bad	ADJ	Degree=Pos	6 idea	amod
6	idea	idea	NOUN	Number=Sing	root	root
7	to	to	PART	_	8 stand	mark
8	stand	stand	VERB	VerbForm=Inf	6 idea	acl
9	on	on	ADP	_	11 hilltop	case
10	a	a	DET	Definite=Ind PronType=Art	11 hilltop	det
11	hilltop	hilltop	NOUN	Number=Sing	8 stand	obl
12	or	or	CCONJ	_	17 tree	cc
13	under	under	ADP	_	17 tree	case
14	a	a	DET	Definite=Ind PronType=Art	17 tree	det
15	lone	lone	ADJ	Degree=Pos	17 tree	amod
16	tall	tall	ADJ	Degree=Pos	17 tree	amod
17	tree	tree	NOUN	Number=Sing	11 hilltop	conj
18	in	in	ADP	_	20 thunderstorm	case
19	a	a	DET	Definite=Ind PronType=Art	20 thunderstorm	det
20	thunderstorm	thunderstorm	NOUN	Number=Sing	8 stand	obl
21	?	?	PUNCT	_	6 idea	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a	present		a bad idea					tree rules
2	stand	to-infinitive				a hilltop or a lone tall tree		in a thunderstorm	vn assuming_position-50 «NP V PP.location»: agent=Agent on hilltop=Location

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

Lightning tends to strike tall, high things

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Lightning	lightning	NOUN	Number=Sing	2 tends	nsubj
2	tends	tend	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	to	to	PART	_	4 strike	mark
4	strike	strike	VERB	VerbForm=Inf	2 tends	xcomp
5	tall	tall	ADJ	Degree=Pos	8 things	amod
6	,	,	PUNCT	_	5 tall	punct
7	high	high	ADJ	Degree=Pos	8 things	amod
8	things	thing	NOUN	Number=Plur	4 strike	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	tend	present	Lightning						tree rules
2	strike	to-infinitive	Lightning not said here	tall high things					vn hit-18.1-1 «NP V NP»: agent=Agent thing=Patient

Option 2

Wind is stronger under trees

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Wind	wind	NOUN	Number=Sing	3 stronger	nsubj
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 stronger	cop
3	stronger	strong	ADJ	Degree=Cmp	root	root
4	under	under	ADP	_	5 trees	case
5	trees	tree	NOUN	Number=Plur	3 stronger	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	Wind			trees		strong property	tree rules

Option 3

Hills attract hail only, and hail can be deadly

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Hills	hill	NOUN	Number=Plur	2 attract	nsubj
2	attract	attract	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	hail	hail	NOUN	Number=Sing	2 attract	obj
4	only	only	ADV	_	2 attract	advmod
5	,	,	PUNCT	_	10 deadly	punct
6	and	and	CCONJ	_	10 deadly	cc
7	hail	hail	NOUN	Number=Sing	10 deadly	nsubj
8	can	can	AUX	VerbForm=Fin	10 deadly	aux
9	be	be	AUX	VerbForm=Inf	10 deadly	cop
10	deadly	deadly	ADJ	Degree=Pos	2 attract	conj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	attract	present	Hills	hail					vn lure-59.3 «NP V NP»: agent=Agent hail=Patient
2	is	can	hail					deadly property	tree rules

Option 4

Trees catch fire from rain

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Trees	tree	NOUN	Number=Plur	2 catch	nsubj
2	catch	catch	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	fire	fire	NOUN	Number=Sing	2 catch	obj
4	from	from	ADP	_	5 rain	case
5	rain	rain	NOUN	Number=Sing	2 catch	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	catch	present	Trees	fire		rain			vn get-13.5.1 «NP V NP PP.source»: agent=Agent fire=Theme from rain=Source

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/26-static-electricity-balloons-hair-and-sparks/t10/