Test 4 · ★★★ · Bridges and skyscrapers

What would happen to a long bridge with no expansion joints on a very hot summer day?

Mova's choice: option 3 · The right answer: option 3 · right ✓ · What happens: happen

This is test 4 · ★★★ of lesson 30 «Bridges and skyscrapers» of the technology 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	What	what	PRON	PronType=Int	3 happen	nsubj
2	would	would	AUX	VerbForm=Fin	3 happen	aux
3	happen	happen	VERB	VerbForm=Inf	root	root
4	to	to	ADP	_	7 bridge	case
5	a	a	DET	Definite=Ind PronType=Art	7 bridge	det
6	long	long	ADJ	Degree=Pos	7 bridge	amod
7	bridge	bridge	NOUN	Number=Sing	3 happen	obl
8	with	with	ADP	_	11 joints	case
9	no	no	DET	PronType=Neg	11 joints	det
10	expansion	expansion	NOUN	Number=Sing	11 joints	compound
11	joints	joint	NOUN	Number=Plur	3 happen	obl
12	on	on	ADP	_	17 day	case
13	a	a	DET	Definite=Ind PronType=Art	17 day	det
14	very	very	ADV	_	15 hot	advmod
15	hot	hot	ADJ	Degree=Pos	17 day	amod
16	summer	summer	NOUN	Number=Sing	17 day	compound
17	day	day	NOUN	Number=Sing	3 happen	obl
18	?	?	PUNCT	_	3 happen	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	happen	would					day	to a long bridge; with no expansion joints	vn occur-48.3-1 «NP V»: agent=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.

The options

Option 1

Nothing, bridges don't change size

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Nothing	nothing	PRON	Number=Sing PronType=Neg	3 bridges	compound
2	,	,	PUNCT	_	1 Nothing	punct
3	bridges	bridge	NOUN	Number=Plur	6 change	nsubj
4	do	do	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	6 change	aux
5	n't	not	PART	Polarity=Neg	6 change	advmod
6	change	change	VERB	VerbForm=Inf	root	root
7	size	size	NOUN	Number=Sing	6 change	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	not change	present · do-support	Nothing bridges	size					vn dress-41.1.1-1-1 «NP V NP»: agent=Agent size=Patient

Option 2

It would get shorter in the heat, slide off the ends and fall off its supports

The tree, 16 words

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	It	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	3 get	nsubj
2	would	would	AUX	VerbForm=Fin	3 get	aux
3	get	get	VERB	VerbForm=Inf	root	root
4	shorter	short	ADJ	Degree=Cmp	3 get	xcomp
5	in	in	ADP	_	7 heat	case
6	the	the	DET	Definite=Def PronType=Art	7 heat	det
7	heat	heat	NOUN	Number=Sing	3 get	obl
8	,	,	PUNCT	_	9 slide	punct
9	slide	slide	NOUN	Number=Sing	7 heat	conj
10	off	off	ADP	_	12 ends	case
11	the	the	DET	Definite=Def PronType=Art	12 ends	det
12	ends	end	NOUN	Number=Plur	3 get	obl
13	and	and	CCONJ	_	14 fall	cc
14	fall	fall	VERB	VerbForm=Inf	3 get	conj
15	off	off	ADP	_	14 fall	compound:prt
16	its	its	PRON	Case=Gen Gender=Neut Number=Sing Person=3 Poss=Yes PronType=Prs	17 supports	nmod:poss
17	supports	support	NOUN	Number=Plur	14 fall	obj

#	verb	tense, mood	who	what, whom	where	when	other	roles by
1	get	would	It		the heat and slide	off the ends	short property	vn escape-51.1 «NP V PP.destination»: agent=Theme off end=Destination
2	fall off	infinitive		slide's supports				vn calibratable_cos-45.6.1-1 «NP.patient V NP.extent PP.source PP.goal»: agent=Patient support=Extent
3	support		slide					nom support «act transitive»: poss=agent

Option 3 · ← Mova's choice · ✓ the right answer

It would push hard against its ends and could crack or buckle

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	It	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	3 push	nsubj
2	would	would	AUX	VerbForm=Fin	3 push	aux
3	push	push	VERB	VerbForm=Inf	root	root
4	hard	hard	ADV	Degree=Pos	3 push	advmod
5	against	against	ADP	_	7 ends	case
6	its	its	PRON	Case=Gen Gender=Neut Number=Sing Person=3 Poss=Yes PronType=Prs	7 ends	nmod:poss
7	ends	end	NOUN	Number=Plur	3 push	obl
8	and	and	CCONJ	_	10 crack	cc
9	could	could	AUX	VerbForm=Fin	10 crack	aux
10	crack	crack	VERB	VerbForm=Inf	3 push	conj
11	or	or	CCONJ	_	12 buckle	cc
12	buckle	buckle	VERB	VerbForm=Inf	3 push	conj

#	verb	tense, mood	who	when	other	roles by
1	push	would	It	against its ends	hard property	vn push-12-1-1 «NP V PP-Conative»: agent=Agent against end=Theme
2	crack	could				vn sound_emission-43.2 «NP V»: agent=Theme
3	buckle	infinitive				vn tape-22.4 «NP V ADV-Middle»: agent=Patient

Option 4

It would float up off its supports

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	It	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	3 float	nsubj
2	would	would	AUX	VerbForm=Fin	3 float	aux
3	float	float	VERB	VerbForm=Inf	root	root
4	up	up	ADP	_	3 float	compound:prt
5	off	off	ADP	_	7 supports	case
6	its	its	PRON	Case=Gen Gender=Neut Number=Sing Person=3 Poss=Yes PronType=Prs	7 supports	nmod:poss
7	supports	support	NOUN	Number=Plur	3 float	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	float up	would	It			its supports			vn run-51.3.2-2 «NP V PP.location»: agent=Theme off support=Trajectory
2	support		its = it						nom support «act transitive»: poss=agent

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.

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