Exam question 1 · Giant reptiles of the past: Titanoboa, Sarcosuchus, Deinos…

Ascertain the approximate length attributed by scientists to the serpent Titanoboa.

Mova's choice: option 1 · The right answer: option 3 · wrong ✗ · Who acts: you · What happens: ascertain, attribute · To what, where: approximate length

This is exam question 1 of lesson 383 «Giant reptiles of the past: Titanoboa, Sarcosuchus, Deinosuchus and giant tortoises» of the biology course of Mova's primary school, asked in stiff, formal language. 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	Ascertain	ascertain	VERB	Mood=Imp VerbForm=Fin	root	root
2	the	the	DET	Definite=Def PronType=Art	4 length	det
3	approximate	approximate	ADJ	Degree=Pos	4 length	amod
4	length	length	NOUN	Number=Sing	1 Ascertain	obj
5	attributed	attribute	VERB	Tense=Past VerbForm=Part Voice=Pass	4 length	acl
6	by	by	ADP	_	7 scientists	case
7	scientists	scientist	NOUN	Number=Plur	5 attributed	obl
8	to	to	ADP	_	10 serpent	case
9	the	the	DET	Definite=Def PronType=Art	10 serpent	det
10	serpent	serpent	NOUN	Number=Sing	5 attributed	obl
11	Titanoboa	Titanoboa	PROPN	Number=Sing	10 serpent	appos
12	.	.	PUNCT	_	1 Ascertain	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	ascertain	imperative	you not said here	the approximate length					vn discover-84 «NP V NP»: agent=Agent length=Topic
2	attribute	participle		the approximate length not said here				by scientists; to the serpent	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 · ← Mova's choice

Fifty metres or more

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Fifty	fifty	NUM	NumForm=Word NumType=Card	2 metres	nummod
2	metres	metre	NOUN	Number=Plur	root	root
3	or	or	CCONJ	_	4 more	cc
4	more	more	ADJ	Degree=Cmp	2 metres	conj

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

Option 2

Three metres or less

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Three	three	NUM	NumForm=Word NumType=Card	2 metres	nummod
2	metres	metre	NOUN	Number=Plur	root	root
3	or	or	CCONJ	_	4 less	cc
4	less	less	ADJ	Degree=Cmp	2 metres	conj

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

Option 3 · ✓ the right answer

Thirteen metres

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Thirteen	thirteen	NUM	NumForm=Word NumType=Card	2 metres	nummod
2	metres	metre	NOUN	Number=Plur	root	root

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

Option 4

One metre and a half

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	One	one	NUM	NumForm=Word NumType=Card	2 metre	nummod
2	metre	metre	NOUN	Number=Sing	root	root
3	and	and	CCONJ	_	5 half	cc
4	a	a	DET	Definite=Ind PronType=Art	5 half	det
5	half	half	NOUN	Number=Sing NumForm=Word NumType=Frac	2 metre	conj

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/383-giant-reptiles-of-the-past-titanoboa-sarcosuchus-deinosuchus-and-giant-tortoises/e1/