---
title: It is given that a spider possesses eight legs and two fangs. Ascert… — Bites, stings and scratches: mosquitoe… · tree and pragmatics
description: It is given that a spider possesses eight legs and two fangs. Ascertain the total number of legs of four spiders. Exam question 4 of lesson 399 «Bites, stings and scratches: mosquitoes, wasps, ticks, dog bites and cat scratches» of the biology course of Mova's primary school, with the dependency tre
---

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# Exam question 4 · Bites, stings and scratches: mosquitoes, wasps, ticks, dog…

<!-- .ven lang=en -->
It is given that a spider possesses eight legs and two fangs. Ascertain the total number of legs of four spiders.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** spider, you · **What happens:** give, possess, ascertain · **To what, where:** It, eight legs, total number

<!-- .vabout -->
This is exam question 4 of lesson 399 «Bites, stings and scratches: mosquitoes, wasps, ticks, dog bites and cat scratches» 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](https://md.mova.elamur.ai/free/en/school-run/biology/399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches/#e4).

## The question {#question}

<!-- .note -->
*Sentence 1:* It is given that a spider possesses eight legs and two fangs.

```conllu
# sent_id = question:biology:399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches:e4:1
# text = It is given that a spider possesses eight legs and two fangs.
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj:pass	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	aux:pass	_	_
3	given	give	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	that	that	SCONJ	IN	_	7	mark	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
6	spider	spider	NOUN	NN	Number=Sing	7	nsubj	_	_
7	possesses	possess	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	advcl	_	_
8	eight	eight	NUM	CD	NumForm=Word|NumType=Card	9	nummod	_	_
9	legs	leg	NOUN	NNS	Number=Plur	7	obj	_	_
10	and	and	CCONJ	CC	_	12	cc	_	_
11	two	two	NUM	CD	NumForm=Word|NumType=Card	12	nummod	_	_
12	fangs	fang	NOUN	NNS	Number=Plur	9	conj	_	SpaceAfter=No
13	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **give** | present · passive |  | It |  |  |  |  | vn give-13.1-1 «NP V NP»: subject=Theme |
| 2 | **possess** | present | a spider | eight legs and two fangs |  |  |  |  | vn own-100.1 «NP V NP»: agent=Pivot leg=Theme |

<!-- .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.

<!-- .note -->
*Sentence 2:* Ascertain the total number of legs of four spiders.

```conllu
# sent_id = question:biology:399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches:e4:2
# text = Ascertain the total number of legs of four spiders.
1	Ascertain	ascertain	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	total	total	ADJ	JJ	Degree=Pos	4	amod	_	_
4	number	number	NOUN	NN	Number=Sing	1	obj	_	_
5	of	of	ADP	IN	_	6	case	_	_
6	legs	leg	NOUN	NNS	Number=Plur	4	nmod	_	_
7	of	of	ADP	IN	_	9	case	_	_
8	four	four	NUM	CD	NumForm=Word|NumType=Card	9	nummod	_	_
9	spiders	spider	NOUN	NNS	Number=Plur	6	nmod	_	SpaceAfter=No
10	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **ascertain** | imperative | you *not said here* | the total number of legs of four spiders |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent number=Topic |

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
Twenty-four

```conllu
# sent_id = question:biology:399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches:e4:o1:1
# text = Twenty-four
1	Twenty	twenty	NUM	CD	NumForm=Word|NumType=Card	0	root	_	SpaceAfter=No
2	-	-	PUNCT	:	_	3	punct	_	SpaceAfter=No
3	four	four	NUM	CD	NumForm=Word|NumType=Card	1	conj	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

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

<!-- .ven lang=en -->
Thirty-two

```conllu
# sent_id = question:biology:399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches:e4:o2:1
# text = Thirty-two
1	Thirty	thirty	NUM	CD	NumForm=Word|NumType=Card	0	root	_	SpaceAfter=No
2	-	-	PUNCT	HYPH	_	3	punct	_	SpaceAfter=No
3	two	two	NUM	CD	NumForm=Word|NumType=Card	1	conj	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 3 {#o3}

<!-- .ven lang=en -->
Eight

```conllu
# sent_id = question:biology:399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches:e4:o3:1
# text = Eight
1	Eight	eight	NUM	CD	NumForm=Word|NumType=Card	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 4 {#o4}

<!-- .ven lang=en -->
Sixteen

```conllu
# sent_id = question:biology:399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches:e4:o4:1
# text = Sixteen
1	Sixteen	sixteen	NUM	CD	NumForm=Word|NumType=Card	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

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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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- ← previous: [Bites, stings and scratches: mosquitoe…, exam 3](https://md.mova.elamur.ai/free/en/corpora/questions/biology/399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches/e3/)
- next →: [The big biology quiz, part 4: everythi…, test 1](https://md.mova.elamur.ai/free/en/corpora/questions/biology/400-the-big-biology-quiz-part-4-everything-from-lessons-301-to-399/t1/)
- ↑ back to [Bites, stings and scratches: mosquitoes, wasps, ticks, dog bites and cat scratches](https://md.mova.elamur.ai/free/en/corpora/questions/biology/399-bites-stings-and-scratches-mosquitoes-wasps-ticks-dog-bites-and-cat-scratches/)