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Test 3 · Myth check: do ostriches bury their heads in the sand?

Three ostriches stand in a row. How many toes do they have altogether?

Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: Three ostriches, many toes · What happens: stand, have · To what, where: row

This is test 3 of lesson 151 «Myth check: do ostriches bury their heads in the sand?» of the biology 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: Three ostriches stand in a row.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Three	three	NUM	NumForm=Word NumType=Card	2 ostriches	nummod
2	ostriches	ostrich	NOUN	Number=Plur	3 stand	nsubj
3	stand	stand	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
4	in	in	ADP	_	6 row	case
5	a	a	DET	Definite=Ind PronType=Art	6 row	det
6	row	row	NOUN	Number=Sing	3 stand	obl
7	.	.	PUNCT	_	3 stand	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	stand	present	Three ostriches			a row			vn assuming_position-50 «NP V PP.location»: agent=Agent in row=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.

Sentence 2: How many toes do they have altogether?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	How	how	ADV	PronType=Int	2 many	advmod
2	many	many	ADJ	Degree=Pos	3 toes	amod
3	toes	toe	NOUN	Number=Plur	6 have	nsubj
4	do	do	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	6 have	aux
5	they	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	6 have	nsubj
6	have	have	VERB	VerbForm=Inf	root	root
7	altogether	altogether	ADV	_	6 have	advmod
8	?	?	PUNCT	_	6 have	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	have	present · do-support	many toes					altogether property	vn birth-28.2-1 «NP V NP»: agent=Agent

The options

Option 1 · ← Mova's choice

30

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	30	30	NUM	NumForm=Digit NumType=Card	root	root

The frames reader finds no event or fact in this sentence.

Option 2

6

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	6	6	NUM	NumForm=Digit NumType=Card	root	root

The frames reader finds no event or fact in this sentence.

Option 3

18

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	18	18	NUM	NumForm=Digit NumType=Card	root	root

The frames reader finds no event or fact in this sentence.

Option 4 · ✓ the right answer

12

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	12	12	NUM	NumForm=Digit NumType=Card	root	root

The frames reader finds no event or fact in this sentence.

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/biology/151-ostriches-and-heads-in-the-sand/t3/