Test 6 · The platypus and the echidna: mammals that lay eggs

Why does a platypus fill its cheek pouches before coming up?

Mova's choice: option 2 · The right answer: option 2 · right ✓ · Who acts: platypus · What happens: fill, come up · To what, where: cheek pouches

This is test 6 of lesson 43 «The platypus and the echidna: mammals that lay eggs» 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

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Why	why	ADV	PronType=Int	5 fill	advmod
2	does	do	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	5 fill	aux
3	a	a	DET	Definite=Ind PronType=Art	4 platypus	det
4	platypus	platypus	NOUN	Number=Sing	5 fill	nsubj
5	fill	fill	VERB	VerbForm=Inf	root	root
6	its	its	PRON	Case=Gen Gender=Neut Number=Sing Person=3 Poss=Yes PronType=Prs	8 pouches	nmod:poss
7	cheek	cheek	NOUN	Number=Sing	8 pouches	compound
8	pouches	pouch	NOUN	Number=Plur	5 fill	obj
9	before	before	SCONJ	_	10 coming	mark
10	coming	come	VERB	Tense=Pres VerbForm=Part	5 fill	advcl
11	up	up	ADP	_	10 coming	compound:prt
12	?	?	PUNCT	_	5 fill	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	fill	present · do-support	a platypus	platypus's cheek pouches					vn other_cos-45.4 «NP V NP.patient»: agent=Agent pouch=Patient
2	come up	gerund	a platypus not said here						vn escape-51.1-1 «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

It wants to feed its eggs on the surface

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	2 wants	nsubj
2	wants	want	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	to	to	PART	_	4 feed	mark
4	feed	feed	VERB	VerbForm=Inf	2 wants	xcomp
5	its	its	PRON	Case=Gen Gender=Neut Number=Sing Person=3 Poss=Yes PronType=Prs	6 eggs	nmod:poss
6	eggs	egg	NOUN	Number=Plur	4 feed	obj
7	on	on	ADP	_	9 surface	case
8	the	the	DET	Definite=Def PronType=Art	9 surface	det
9	surface	surface	NOUN	Number=Sing	4 feed	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	want	present	It						vn want-32.1-1-1 «NP V NP S_INF»: agent=Pivot clause=Theme
2	feed not said to happen	to-infinitive		its eggs		the surface			vn feeding-39.7 «NP V NP»: agent=Agent egg=Recipient

Option 2 · ← Mova's choice · ✓ the right answer

It breathes only at the surface, so it saves trips by eating many mouthfuls at once

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	2 breathes	nsubj
2	breathes	breathe	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	only	only	ADV	_	6 surface	advmod
4	at	at	ADP	_	6 surface	case
5	the	the	DET	Definite=Def PronType=Art	6 surface	det
6	surface	surface	NOUN	Number=Sing	2 breathes	obj
7	,	,	PUNCT	_	10 saves	punct
8	so	so	ADV	_	10 saves	advmod
9	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	10 saves	nsubj
10	saves	save	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	2 breathes	parataxis
11	trips	trip	NOUN	Number=Plur	10 saves	obj
12	by	by	SCONJ	_	13 eating	mark
13	eating	eat	VERB	Tense=Pres VerbForm=Part	10 saves	advcl
14	many	many	ADJ	Degree=Pos	15 mouthfuls	amod
15	mouthfuls	mouthful	NOUN	Number=Plur	13 eating	obj
16	at	at	ADP	_	17 once	case
17	once	once	ADV	NumForm=Word NumType=Mult	13 eating	obl

#	verb	tense, mood	who	what, whom	roles by
1	breathe	present	It	the surface	vn breathe-40.1.2-1 «NP V NP»: agent=Agent surface=Theme
2	save	present	surface	trips	vn get-13.5.1-1 «NP V NP»: agent=Agent trip=Theme
3	eat	gerund	surface not said here	many mouthfuls	vn eat-39.1-1 «NP V NP»: agent=Agent mouthful=Patient

Option 3

It is hiding food from the other platypuses that share its stretch of the creek

The tree, 15 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 hiding	nsubj
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 hiding	aux
3	hiding	hide	VERB	Tense=Pres VerbForm=Part	root	root
4	food	food	NOUN	Number=Sing	3 hiding	obj
5	from	from	ADP	_	8 platypuses	case
6	the	the	DET	Definite=Def PronType=Art	8 platypuses	det
7	other	other	ADJ	Degree=Pos	8 platypuses	amod
8	platypuses	platypus	NOUN	Number=Plur	3 hiding	obl
9	that	that	PRON	PronType=Rel	10 share	nsubj
10	share	share	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	8 platypuses	acl:relcl
11	its	its	PRON	Case=Gen Gender=Neut Number=Sing Person=3 Poss=Yes PronType=Prs	12 stretch	nmod:poss
12	stretch	stretch	NOUN	Number=Sing	10 share	obj
13	of	of	ADP	_	15 creek	case
14	the	the	DET	Definite=Def PronType=Art	15 creek	det
15	creek	creek	NOUN	Number=Sing	12 stretch	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	hide	present · progressive	It	food		the other platypuses			vn concealment-16-1 «NP V NP PP.beneficiary»: agent=Agent food=Patient from platypus=Beneficiary
2	share	present	the other platypuses	food's stretch of the creek					tree rules

Option 4

It cannot swallow under water at all

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	4 swallow	nsubj
2	can	can	AUX	VerbForm=Fin	4 swallow	aux
3	not	not	PART	Polarity=Neg	4 swallow	advmod
4	swallow	swallow	VERB	VerbForm=Inf	root	root
5	under	under	ADP	_	6 water	case
6	water	water	NOUN	Number=Sing	4 swallow	obl
7	at	at	ADP	_	8 all	case
8	all	all	DET	PronType=Tot	4 swallow	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	not swallow	can	It			water		at all	vn hiccup-40.1.1 «NP V»: agent=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.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/questions/biology/43-platypus-and-echidna/t6/