---
title: expert — school dictionary · trees and pragmatics
description: «expert» in the school dictionary: A person who knows a lot about a subject or is very skilled at something. Every meaning for a pupil with its dependency tree and pragmatics.
---

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# expert

<!-- .vintro -->
**Who acts:** person, uncle, She, you, Sam, Experts · **What happens:** know, be, ask, touch, say, need · **To what, where:** lot, something, expert, spiders, chess, electrical wires · **Speech:** someone speaks here

<!-- .vabout -->
«expert» in the school dictionary: its 2 meanings for a pupil and its 8 examples, every sentence parsed by Mova itself — its syntax tree, a dependency tree in the style of Universal Dependencies, and its pragmatics clause by clause. The word in the dictionary, with its sense in the lessons: [expert in the school dictionary](https://md.mova.elamur.ai/free/en/dictionaries/school/w/expert.md).

## Meaning 1 {#m1}

<!-- .ven lang=en -->
A person who knows a lot about a subject or is very skilled at something.

<!-- fold The tree, 15 words -->
```conllu
# sent_id = dict:school:expert:m1:1
# text = A person who knows a lot about a subject or is very skilled at something.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	person	person	NOUN	NN	Number=Sing	0	root	_	_
3	who	who	PRON	WP	PronType=Rel	4	nsubj	_	_
4	knows	know	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	acl:relcl	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
6	lot	lot	NOUN	NN	Number=Sing	4	obj	_	_
7	about	about	ADP	IN	_	9	case	_	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
9	subject	subject	NOUN	NN	Number=Sing	4	obl	_	_
10	or	or	CCONJ	CC	_	13	cc	_	_
11	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	13	cop	_	_
12	very	very	ADV	RB	_	13	advmod	_	_
13	skilled	skilled	ADJ	JJ	Degree=Pos	4	conj	_	_
14	at	at	ADP	IN	_	15	case	_	_
15	something	something	PRON	NN	Number=Sing|PronType=Ind	13	obl	_	SpaceAfter=No
16	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **know** | present | a person | a lot |  |  |  | about a subject | vn comprehend-87.2-1-1-1 «NP V NP PP.attribute»: agent=Experiencer lot=Stimulus |
| 2 | **is** | present | a person *not said here* |  |  | something |  | skilled *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.

## Meaning 2 {#m2}

<!-- .ven lang=en -->
Very skilled or knowing a lot (an expert swimmer).

```conllu
# sent_id = dict:school:expert:m2:1
# text = Very skilled or knowing a lot (an expert swimmer).
1	Very	very	ADV	RB	_	2	advmod	_	_
2	skilled	skilled	ADJ	JJ	Degree=Pos	0	root	_	_
3	or	or	CCONJ	CC	_	4	cc	_	_
4	knowing	know	VERB	VBG	Tense=Pres|VerbForm=Part	2	conj	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
6	lot	lot	NOUN	NN	Number=Sing	4	obj	_	_
7	(	(	PUNCT	-LRB-	_	10	punct	_	SpaceAfter=No
8	an	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
9	expert	expert	ADJ	JJ	Degree=Pos	10	amod	_	_
10	swimmer	swimmer	NOUN	NN	Number=Sing	6	appos	_	SpaceAfter=No
11	)	)	PUNCT	-RRB-	_	10	punct	_	SpaceAfter=No
12	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **know** | gerund |  | a lot |  |  |  |  | vn comprehend-87.2-1-1-1 «NP V NP PP.attribute»: agent=Experiencer lot=Stimulus |

## Example 1 {#x1}

<!-- .ven lang=en -->
My uncle is an expert on spiders.

```conllu
# sent_id = dict:school:expert:x1:1
# text = My uncle is an expert on spiders.
1	My	my	PRON	PRP$	Case=Gen|Number=Sing|Person=1|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	uncle	uncle	NOUN	NN	Number=Sing	5	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
4	an	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	expert	expert	NOUN	NN	Number=Sing	0	root	_	_
6	on	on	ADP	IN	_	7	case	_	_
7	spiders	spider	NOUN	NNS	Number=Plur	5	nmod	_	SpaceAfter=No
8	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | My uncle | a expert |  | spiders |  |  | tree rules |

## Example 2 {#x2}

<!-- .ven lang=en -->
She is an expert at chess.

```conllu
# sent_id = dict:school:expert:x2:1
# text = She is an expert at chess.
1	She	she	PRON	PRP	Case=Nom|Gender=Fem|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	an	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	expert	expert	NOUN	NN	Number=Sing	0	root	_	_
5	at	at	ADP	IN	_	6	case	_	_
6	chess	chess	NOUN	NN	Number=Sing	4	nmod	_	SpaceAfter=No
7	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | She | a expert |  | chess |  |  | tree rules |

## Example 3 {#x3}

<!-- .ven lang=en -->
Ask an expert before you touch electrical wires.

```conllu
# sent_id = dict:school:expert:x3:1
# text = Ask an expert before you touch electrical wires.
1	Ask	ask	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	an	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	expert	expert	NOUN	NN	Number=Sing	1	obj	_	_
4	before	before	SCONJ	IN	_	6	mark	_	_
5	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	6	nsubj	_	_
6	touch	touch	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	1	advcl	_	_
7	electrical	electrical	ADJ	JJ	Degree=Pos	8	amod	_	_
8	wires	wire	NOUN	NNS	Number=Plur	6	obj	_	SpaceAfter=No
9	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **ask** *speech: ask* | imperative | you *not said here* | a expert |  |  |  |  | vn inquire-37.1.2 «NP V NP.recipient»: agent=Agent expert=Recipient |
| 2 | **touch** | present | you | electrical wires |  |  |  |  | vn contiguous\_location-47.8-1 «NP V NP»: agent=Theme wire=Co-Theme |

## Example 4 {#x4}

<!-- .ven lang=en -->
After the project, Sam was the class expert on volcanoes.

```conllu
# sent_id = dict:school:expert:x4:1
# text = After the project, Sam was the class expert on volcanoes.
1	After	after	ADP	IN	_	3	case	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	project	project	NOUN	NN	Number=Sing	9	obl	_	SpaceAfter=No
4	,	,	PUNCT	,	_	3	punct	_	_
5	Sam	Sam	PROPN	NNP	Number=Sing	9	nsubj	_	_
6	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	9	cop	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
8	class	class	NOUN	NN	Number=Sing	9	compound	_	_
9	expert	expert	NOUN	NN	Number=Sing	0	root	_	_
10	on	on	ADP	IN	_	11	case	_	_
11	volcanoes	volcano	NOUN	NNS	Number=Plur	9	nmod	_	SpaceAfter=No
12	.	.	PUNCT	.	_	9	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | past | Sam | the class expert |  | volcanoes | after the project |  | tree rules |

## Example 5 {#x5}

<!-- .ven lang=en -->
Experts say children need about ten hours of sleep.

```conllu
# sent_id = dict:school:expert:x5:1
# text = Experts say children need about ten hours of sleep.
1	Experts	expert	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	say	say	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	children	child	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	need	need	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	2	ccomp	_	_
5	about	about	ADV	RB	_	6	advmod	_	_
6	ten	ten	NUM	CD	NumForm=Word|NumType=Card	7	nummod	_	_
7	hours	hour	NOUN	NNS	Number=Plur	4	obj	_	_
8	of	of	ADP	IN	_	9	case	_	_
9	sleep	sleep	NOUN	NN	Number=Sing	7	nmod	_	SpaceAfter=No
10	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **say** *speech: assert* | present | Experts |  |  |  |  |  | vn say-37.7-1-1 «NP V that S»: agent=Agent clause=Topic |
| 2 | **need** | present | children |  |  |  | hour |  | vn want-32.1-1-1 «NP V NP S\_INF»: agent=Pivot |

## Example 6 {#x6}

<!-- .ven lang=en -->
He is an expert swimmer.

```conllu
# sent_id = dict:school:expert:x6:1
# text = He is an expert swimmer.
1	He	he	PRON	PRP	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	5	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
3	an	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
4	expert	expert	ADJ	JJ	Degree=Pos	5	amod	_	_
5	swimmer	swimmer	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
6	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | He | a expert swimmer |  |  |  |  | tree rules |

## Example 7 {#x7}

<!-- .ven lang=en -->
Practise a lot and one day you could be an expert too.

```conllu
# sent_id = dict:school:expert:x7:1
# text = Practise a lot and one day you could be an expert too.
1	Practise	practise	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	lot	lot	NOUN	NN	Number=Sing	1	obj	_	_
4	and	and	CCONJ	CC	_	11	cc	_	_
5	one	one	NUM	CD	NumForm=Word|NumType=Card	6	nummod	_	_
6	day	day	NOUN	NN	Number=Sing	11	nsubj	_	_
7	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	11	nsubj	_	_
8	could	could	AUX	MD	VerbForm=Fin	11	aux	_	_
9	be	be	AUX	VB	VerbForm=Inf	11	cop	_	_
10	an	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
11	expert	expert	NOUN	NN	Number=Sing	3	conj	_	_
12	too	too	ADV	RB	_	1	advmod	_	SpaceAfter=No
13	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **practise** | imperative | you *not said here* | a lot and a expert |  |  |  |  | tree rules |
| 2 | **is a** | could | one day | a expert |  |  |  |  | tree rules |

## Example 8 {#x8}

<!-- .ven lang=en -->
The Caliph took one of the olives, tasted it, and ordered the expert merchants to do the same.

<!-- fold The tree, 18 words -->
```conllu
# sent_id = dict:school:expert:x8:1
# text = The Caliph took one of the olives, tasted it, and ordered the expert merchants to do the same.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	Caliph	Caliph	PROPN	NNP	Number=Sing	3	nsubj	_	_
3	took	take	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	one	one	NUM	CD	NumForm=Word|NumType=Card	3	obj	_	_
5	of	of	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	olives	olive	NOUN	NNS	Number=Plur	4	nmod	_	SpaceAfter=No
8	,	,	PUNCT	,	_	9	punct	_	_
9	tasted	taste	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	3	parataxis	_	_
10	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	9	obj	_	SpaceAfter=No
11	,	,	PUNCT	,	_	13	punct	_	_
12	and	and	CCONJ	CC	_	13	cc	_	_
13	ordered	order	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	3	parataxis	_	_
14	the	the	DET	DT	Definite=Def|PronType=Art	16	det	_	_
15	expert	expert	ADJ	JJ	Degree=Pos	16	amod	_	_
16	merchants	merchant	NOUN	NNS	Number=Plur	13	obj	_	_
17	to	to	PART	TO	_	18	mark	_	_
18	do	do	VERB	VB	VerbForm=Inf	13	xcomp	_	_
19	the	the	DET	DT	Definite=Def|PronType=Art	20	det	_	_
20	same	same	ADJ	JJ	Degree=Pos	18	obj	_	SpaceAfter=No
21	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **take** | past | the Caliph | one of the olives |  |  |  |  | vn bring-11.3 «NP V NP»: agent=Agent one=Theme |
| 2 | **taste** | past |  | Caliph |  |  |  |  | vn seem-109 «NP V ADJ»: agent=Theme it=Attribute |
| 3 | **order** | past |  | the expert merchants |  |  |  |  | vn order-58.3-1 «NP V NP S\_ING»: agent=Agent merchant=Recipient clause=Topic |
| 4 | **do** *not said to happen* | to-infinitive | the expert merchants *not said here* | the same |  |  |  |  | vn act-114-1 «NP V NP»: agent=Agent same=Eventuality |

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**Text:** the school dictionary of Mova's schools (`world/data/dictionary-schools/`), written for Mova. **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 meaning and example read on its own. Elamur Cosmic License.

<!-- /div -->

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