Test 8 · Going up and down stairs safely

Which is true about stairs?

Mova's choice: option 2 · The right answer: option 3 · wrong ✗ · What happens: be

This is test 8 of lesson 1 «Going up and down stairs safely» 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	Which	which	PRON	PronType=Rel	3 true	nsubj
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 true	cop
3	true	true	ADJ	Degree=Pos	root	root
4	about	about	ADP	_	5 stairs	case
5	stairs	stair	NOUN	Number=Plur	3 true	obl
6	?	?	PUNCT	_	3 true	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present						about stairs; true 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

Handrails are only for decoration

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Handrails	handrail	NOUN	Number=Plur	5 decoration	nsubj
2	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	5 decoration	cop
3	only	only	ADV	_	5 decoration	advmod
4	for	for	ADP	_	5 decoration	case
5	decoration	decoration	NOUN	Number=Sing	root	root

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	Handrails					for decoration	tree rules

Option 2 · ← Mova's choice

Only old people ever fall on stairs

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Only	only	ADV	_	3 people	advmod
2	old	old	ADJ	Degree=Pos	3 people	amod
3	people	people	NOUN	Number=Plur	5 fall	nsubj
4	ever	ever	ADV	PronType=Ind	5 fall	advmod
5	fall	fall	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
6	on	on	ADP	_	7 stairs	case
7	stairs	stair	NOUN	Number=Plur	5 fall	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	fall	present	old people			stairs	ever		vn occur-48.3 «NP V PP»: agent=Theme on stair=Location

Option 3 · ✓ the right answer

Many falls at home happen on stairs

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Many	many	ADJ	Degree=Pos	2 falls	amod
2	falls	fall	NOUN	Number=Plur	5 happen	nsubj
3	at	at	ADP	_	4 home	case
4	home	home	NOUN	Number=Sing	2 falls	nmod
5	happen	happen	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
6	on	on	ADP	_	7 stairs	case
7	stairs	stair	NOUN	Number=Plur	5 happen	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	happen	present	Many falls at home			stairs			vn occur-48.3-1 «NP V PP»: agent=Theme on stair=Location

Option 4

Stairs are safest when you run

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Stairs	stair	NOUN	Number=Plur	3 safest	nsubj
2	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	3 safest	cop
3	safest	safe	ADJ	Degree=Sup	root	root
4	when	when	SCONJ	_	6 run	mark
5	you	you	PRON	Case=Nom Person=2 PronType=Prs	6 run	nsubj
6	run	run	VERB	Mood=Ind Number=Sing Person=2 Tense=Pres VerbForm=Fin	3 safest	advcl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	Stairs					safe property	tree rules
2	run	present	you						vn run-51.3.2-2-1 «NP V»: agent=Theme

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/1-stairs/t8/