---
title: «all mammals have live babies, that's the whole point of mammals» Wh… — The platypus and the echidna: mammals… · tree and pragmatics
description: «all mammals have live babies, that's the whole point of mammals» What is right? Test 1 of lesson 43 «The platypus and the echidna: mammals that lay eggs» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wro
---

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# Test 1 · The platypus and the echidna: mammals that lay eggs

<!-- .ven lang=en -->
«all mammals have live babies, that's the whole point of mammals» What is right?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** mammals, that · **What happens:** have, be · **To what, where:** live babies, whole point

<!-- .vabout -->
This is test 1 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](https://md.mova.elamur.ai/free/en/school-run/biology/43-platypus-and-echidna/#t1).

## The question {#question}

```conllu
# sent_id = question:biology:43-platypus-and-echidna:t1:1
# text = «all mammals have live babies, that's the whole point of mammals» What is right?
1	«	«	PUNCT	``	_	4	punct	_	SpaceAfter=No
2	all	all	DET	DT	PronType=Tot	3	det	_	_
3	mammals	mammal	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	live	live	ADJ	JJ	Degree=Pos	6	amod	_	_
6	babies	baby	NOUN	NNS	Number=Plur	4	obj	_	SpaceAfter=No
7	,	,	PUNCT	,	_	12	punct	_	_
8	that	that	PRON	DT	Number=Sing|PronType=Dem	12	nsubj	_	SpaceAfter=No
9	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	cop	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
11	whole	whole	ADJ	JJ	Degree=Pos	12	amod	_	_
12	point	point	NOUN	NN	Number=Sing	6	appos	_	_
13	of	of	ADP	IN	_	14	case	_	_
14	mammals	mammal	NOUN	NNS	Number=Plur	12	nmod	_	SpaceAfter=No
15	»	»	PUNCT	''	_	14	punct	_	_
16	What	what	PRON	WP	PronType=Int	18	nsubj	_	_
17	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	18	cop	_	_
18	right	right	ADJ	JJ	Degree=Pos	14	acl:relcl	_	SpaceAfter=No
19	?	?	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **have** *in a quote* | present | all mammals | live babies |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent baby=Patient |
| 2 | **is a** *in a quote* | present | that | the whole point |  |  |  | of mammals | tree rules |
| 3 | **is** | present | mammals |  |  |  |  | right *property* | tree rules |

<!-- .note -->
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 {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
Yes, the platypus is a kind of duck

```conllu
# sent_id = question:biology:43-platypus-and-echidna:t1:o1:1
# text = Yes, the platypus is a kind of duck
1	Yes	yes	INTJ	UH	Polarity=Pos	7	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	platypus	platypus	NOUN	NN	Number=Sing	7	nsubj	_	_
5	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	kind	kind	NOUN	NN	Number=Sing	0	root	_	_
8	of	of	ADP	IN	_	9	case	_	_
9	duck	duck	NOUN	NN	Number=Sing	7	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | the platypus | a kind |  |  |  | of duck | tree rules |

### Option 2 · ✓ the right answer {#o2}

<!-- .ven lang=en -->
No, the platypus and echidnas are mammals that lay eggs

```conllu
# sent_id = question:biology:43-platypus-and-echidna:t1:o2:1
# text = No, the platypus and echidnas are mammals that lay eggs
1	No	no	INTJ	UH	Polarity=Neg	4	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	4	punct	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	platypus	platypus	NOUN	NN	Number=Sing	8	nsubj	_	_
5	and	and	CCONJ	CC	_	6	cc	_	_
6	echidnas	echidna	NOUN	NNS	Number=Plur	4	conj	_	_
7	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	8	cop	_	_
8	mammals	mammal	NOUN	NNS	Number=Plur	0	root	_	_
9	that	that	PRON	WDT	PronType=Rel	10	nsubj	_	_
10	lay	lay	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	8	acl:relcl	_	_
11	eggs	egg	NOUN	NNS	Number=Plur	10	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | the platypus and echidnas | mammals |  |  |  |  | tree rules |
| 2 | **lay** | present | mammals | eggs |  |  |  |  | vn create-26.4 «NP V NP»: agent=Agent egg=Result |

### Option 3 {#o3}

<!-- .ven lang=en -->
No, all mammals lay eggs

```conllu
# sent_id = question:biology:43-platypus-and-echidna:t1:o3:1
# text = No, all mammals lay eggs
1	No	no	INTJ	UH	Polarity=Neg	5	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	5	punct	_	_
3	all	all	DET	DT	PronType=Tot	4	det	_	_
4	mammals	mammal	NOUN	NNS	Number=Plur	5	nsubj	_	_
5	lay	lay	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	eggs	egg	NOUN	NNS	Number=Plur	5	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **lay** | present | all mammals | eggs |  |  |  |  | vn create-26.4 «NP V NP»: agent=Agent egg=Result |

### Option 4 {#o4}

<!-- .ven lang=en -->
Yes, any animal that lays eggs is a bird or a reptile, simple

<!-- fold The tree, 13 words -->
```conllu
# sent_id = question:biology:43-platypus-and-echidna:t1:o4:1
# text = Yes, any animal that lays eggs is a bird or a reptile, simple
1	Yes	yes	INTJ	UH	Polarity=Pos	10	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	any	any	DET	DT	PronType=Ind	4	det	_	_
4	animal	animal	NOUN	NN	Number=Sing	10	nsubj	_	_
5	that	that	PRON	WDT	PronType=Rel	6	nsubj	_	_
6	lays	lay	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	acl:relcl	_	_
7	eggs	egg	NOUN	NNS	Number=Plur	6	obj	_	_
8	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	cop	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
10	bird	bird	NOUN	NN	Number=Sing	0	root	_	_
11	or	or	CCONJ	CC	_	13	cc	_	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
13	reptile	reptile	NOUN	NN	Number=Sing	10	conj	_	SpaceAfter=No
14	,	,	PUNCT	,	_	15	punct	_	_
15	simple	simple	ADJ	JJ	Degree=Pos	10	parataxis	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **lay** | present | any animal | eggs |  |  |  |  | vn create-26.4 «NP V NP»: agent=Agent egg=Result |
| 2 | **is a** | present | any animal | a bird or a reptile |  |  |  |  | tree rules |

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**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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