---
title: Why could an axolotl be a help to doctors one day? — The axolotl, the tardigrade and the ma… · tree and pragmatics
description: Why could an axolotl be a help to doctors one day? Test 9 · ★ of lesson 44 «The axolotl, the tardigrade and the mantis shrimp» 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 right.
---

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# Test 9 · ★ · The axolotl, the tardigrade and the mantis shrimp

<!-- .ven lang=en -->
Why could an axolotl be a help to doctors one day?

<!-- .vintro -->
**Mova's choice:** option 2 · **The right answer:** option 2 · right ✓ · **Who acts:** axolotl · **What happens:** be · **To what, where:** help

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This is test 9 · ★ of lesson 44 «The axolotl, the tardigrade and the mantis shrimp» 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/44-axolotl-tardigrade-mantis-shrimp/#t9).

## The question {#question}

```conllu
# sent_id = question:biology:44-axolotl-tardigrade-mantis-shrimp:t9:1
# text = Why could an axolotl be a help to doctors one day?
1	Why	why	ADV	WRB	PronType=Int	7	advmod	_	_
2	could	could	AUX	MD	VerbForm=Fin	7	aux	_	_
3	an	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	axolotl	axolotl	NOUN	NN	Number=Sing	7	nsubj	_	_
5	be	be	AUX	VB	VerbForm=Inf	7	cop	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	help	help	NOUN	NN	Number=Sing	0	root	_	_
8	to	to	ADP	IN	_	9	case	_	_
9	doctors	doctor	NOUN	NNS	Number=Plur	7	nmod	_	_
10	one	one	NUM	CD	NumForm=Word|NumType=Card	11	nummod	_	_
11	day	day	NOUN	NN	Number=Sing	9	nmod:unmarked	_	SpaceAfter=No
12	?	?	PUNCT	.	_	7	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | could | a axolotl | a help |  |  |  | to doctors  one day | 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 {#o1}

<!-- .ven lang=en -->
It can replace lost fingers by itself

```conllu
# sent_id = question:biology:44-axolotl-tardigrade-mantis-shrimp:t9:o1:1
# text = It can replace lost fingers by itself
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	can	can	AUX	MD	VerbForm=Fin	3	aux	_	_
3	replace	replace	VERB	VB	VerbForm=Inf	0	root	_	_
4	lost	lose	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	5	amod	_	_
5	fingers	finger	NOUN	NNS	Number=Plur	3	obj	_	_
6	by	by	ADP	IN	_	7	case	_	_
7	itself	itself	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs|Reflex=Yes	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **replace** | can | It | lost fingers |  |  |  | by itself *= it* | vn substitute-13.6.2-1 «NP V NP»: agent=Theme finger=Co-Theme |
| 2 | **lose** | participle |  |  |  |  |  |  | vn succeed-74-3-1 «NP V»: agent=Agent |

### Option 2 · ← Mova's choice · ✓ the right answer {#o2}

<!-- .ven lang=en -->
Studying how it regrows legs may help people heal better

```conllu
# sent_id = question:biology:44-axolotl-tardigrade-mantis-shrimp:t9:o2:1
# text = Studying how it regrows legs may help people heal better
1	Studying	study	VERB	VBG	VerbForm=Ger	7	csubj	_	_
2	how	how	ADV	WRB	PronType=Int	4	advmod	_	_
3	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
4	regrows	regrow	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	1	advcl	_	_
5	legs	leg	NOUN	NNS	Number=Plur	4	obj	_	_
6	may	may	AUX	MD	VerbForm=Fin	7	aux	_	_
7	help	help	VERB	VB	VerbForm=Inf	0	root	_	_
8	people	people	NOUN	NNS	Number=Plur	7	obj	_	_
9	heal	heal	VERB	VB	VerbForm=Inf	7	xcomp	_	_
10	better	well	ADV	RBR	Degree=Cmp	9	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **study** | gerund |  |  |  |  |  |  | vn learn-14-1 «NP V»: agent=Agent |
| 2 | **regrow** | present | it | legs |  |  |  |  | tree rules |
| 3 | **help** | may | Studying | people |  |  |  |  | vn help-72.1-1-1 «NP V NP S\_INF»: agent=Agent people=Beneficiary clause=Theme |
| 4 | **heal** | infinitive | people *not said here* |  |  |  |  | well *property* | vn other\_cos-45.4 «NP.patient V»: agent=Patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
Its gills can be used for breathing machines

```conllu
# sent_id = question:biology:44-axolotl-tardigrade-mantis-shrimp:t9:o3:1
# text = Its gills can be used for breathing machines
1	Its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	gills	gill	NOUN	NNS	Number=Plur	5	nsubj:pass	_	_
3	can	can	AUX	MD	VerbForm=Fin	5	aux	_	_
4	be	be	AUX	VB	VerbForm=Inf	5	aux:pass	_	_
5	used	use	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
6	for	for	ADP	IN	_	8	case	_	_
7	breathing	breathing	NOUN	NN	Number=Sing	8	compound	_	_
8	machines	machine	NOUN	NNS	Number=Plur	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **use** | can · passive |  | Its gills |  |  |  | for breathing machines | vn use-105.1 «NP V NP PP.predicate»: subject=Theme for machine=Eventuality |

### Option 4 {#o4}

<!-- .ven lang=en -->
Its smile makes sick patients happy and helps them get well faster

```conllu
# sent_id = question:biology:44-axolotl-tardigrade-mantis-shrimp:t9:o4:1
# text = Its smile makes sick patients happy and helps them get well faster
1	Its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	smile	smile	NOUN	NN	Number=Sing	3	nsubj	_	_
3	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	sick	sick	ADJ	JJ	Degree=Pos	5	amod	_	_
5	patients	patient	NOUN	NNS	Number=Plur	3	obj	_	_
6	happy	happy	ADJ	JJ	Degree=Pos	3	xcomp	_	_
7	and	and	CCONJ	CC	_	8	cc	_	_
8	helps	help	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
9	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	8	obj	_	_
10	get	get	VERB	VB	VerbForm=Inf	8	xcomp	_	_
11	well	well	ADV	RB	Degree=Pos	10	advmod	_	_
12	faster	fast	ADJ	JJR	Degree=Cmp	10	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | Its smile | sick patients |  |  |  | happy *property* | vn build-26.1-1 «NP.asset V NP»: agent=Asset patient=Product |
| 2 | **help** | present | Its smile *not said here* | patients *= patient* |  |  |  |  | vn help-72.1-1-1 «NP V NP S\_INF»: agent=Agent they=Beneficiary clause=Theme |
| 3 | **get** | infinitive | patients *= patient* *not said here* |  |  |  |  | fast, well *property* | vn comprehend-87.2-1 «NP V S\_ING»: agent=Experiencer |
| 4 | **smile** |  | Its *= it* |  |  |  |  |  | nom smile «communication transitive»: poss=agent |

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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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