---
title: Ascertain the origin of the variegated petals of the so-called «brok… — The microscopic world: viruses and vac… · tree and pragmatics
description: Ascertain the origin of the variegated petals of the so-called «broken» tulips of the seventeenth century. Exam question 4 of lesson 258 «The microscopic world: viruses and vaccines» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each o
---

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# Exam question 4 · The microscopic world: viruses and vaccines

<!-- .ven lang=en -->
Ascertain the origin of the variegated petals of the so-called «broken» tulips of the seventeenth century.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** you · **What happens:** ascertain, call, break · **To what, where:** origin, broken tulips · **Speech:** someone speaks here

<!-- .vabout -->
This is exam question 4 of lesson 258 «The microscopic world: viruses and vaccines» 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/258-the-microscopic-world-viruses-and-vaccines/#e4).

## The question {#question}

```conllu
# sent_id = question:biology:258-the-microscopic-world-viruses-and-vaccines:e4:1
# text = Ascertain the origin of the variegated petals of the so-called «broken» tulips of the seventeenth century.
1	Ascertain	ascertain	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	origin	origin	NOUN	NN	Number=Sing	1	obj	_	_
4	of	of	ADP	IN	_	7	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
6	variegated	variegated	ADJ	JJ	Degree=Pos	7	amod	_	_
7	petals	petal	NOUN	NNS	Number=Plur	3	nmod	_	_
8	of	of	ADP	IN	_	16	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	16	det	_	_
10	so	so	ADV	RB	_	12	advmod	_	SpaceAfter=No
11	-	-	PUNCT	HYPH	_	10	punct	_	SpaceAfter=No
12	called	call	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	16	acl	_	_
13	«	«	PUNCT	``	_	16	punct	_	SpaceAfter=No
14	broken	break	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	16	amod	_	SpaceAfter=No
15	»	»	PUNCT	''	_	16	punct	_	_
16	tulips	tulip	NOUN	NNS	Number=Plur	7	nmod	_	_
17	of	of	ADP	IN	_	20	case	_	_
18	the	the	DET	DT	Definite=Def|PronType=Art	20	det	_	_
19	seventeenth	seventeenth	NOUN	NN	Number=Sing	20	compound	_	_
20	century	century	NOUN	NN	Number=Sing	16	nmod	_	SpaceAfter=No
21	.	.	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 origin of the variegated petals of the broken tulips of the seventeenth century |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent origin=Topic |
| 2 | **call** *speech: assert* | participle |  | the broken tulips of the seventeenth century *not said here* |  |  |  |  | vn initiate\_communication-37.4.2-1 «NP V»: agent=Agent |
| 3 | **break** *in a quote* | participle |  |  |  |  |  |  | vn hurt-40.8.3-1-1 «NP V»: agent=Patient |

<!-- .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 -->
The application of paint by florists

```conllu
# sent_id = question:biology:258-the-microscopic-world-viruses-and-vaccines:e4:o1:1
# text = The application of paint by florists
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	application	application	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	4	case	_	_
4	paint	paint	NOUN	NN	Number=Sing	2	nmod	_	_
5	by	by	ADP	IN	_	6	case	_	_
6	florists	florist	NOUN	NNS	Number=Plur	2	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **apply** |  | paint |  |  |  |  |  | nom application «act intransitive»: of=agent |

### Option 2 {#o2}

<!-- .ven lang=en -->
The crossing of tulips with garden roses

```conllu
# sent_id = question:biology:258-the-microscopic-world-viruses-and-vaccines:e4:o2:1
# text = The crossing of tulips with garden roses
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	crossing	crossing	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	4	case	_	_
4	tulips	tulip	NOUN	NNS	Number=Plur	2	nmod	_	_
5	with	with	ADP	IN	_	7	case	_	_
6	garden	garden	NOUN	NN	Number=Sing	7	compound	_	_
7	roses	rose	NOUN	NNS	Number=Plur	4	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **cross** |  |  | tulips with garden roses |  |  |  |  | nom crossing «act transitive»: of=patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
Cultivation in exceptionally cold soil

```conllu
# sent_id = question:biology:258-the-microscopic-world-viruses-and-vaccines:e4:o3:1
# text = Cultivation in exceptionally cold soil
1	Cultivation	cultivation	NOUN	NN	Number=Sing	0	root	_	_
2	in	in	ADP	IN	_	5	case	_	_
3	exceptionally	exceptionally	ADV	RB	_	4	advmod	_	_
4	cold	cold	ADJ	JJ	Degree=Pos	5	amod	_	_
5	soil	soil	NOUN	NN	Number=Sing	1	nmod	_	_
```

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

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
Infection of the plants by a virus

```conllu
# sent_id = question:biology:258-the-microscopic-world-viruses-and-vaccines:e4:o4:1
# text = Infection of the plants by a virus
1	Infection	infection	NOUN	NN	Number=Sing	0	root	_	_
2	of	of	ADP	IN	_	4	case	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	plants	plant	NOUN	NNS	Number=Plur	1	nmod	_	_
5	by	by	ADP	IN	_	7	case	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	virus	virus	NOUN	NN	Number=Sing	4	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **infect** |  |  | the plants by a virus |  |  |  |  | nom infection «state transitive»: of=patient |

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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.

<!-- /div -->

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