---
title: Niger's median age is under 16. What does that mean? — Population and cities · tree and pragmatics
description: Niger's median age is under 16. What does that mean? Test 7 of lesson 24 «Population and cities» of the geography course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Test 7 · Population and cities

<!-- .ven lang=en -->
Niger's median age is under 16. What does that mean?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **Who acts:** median age, that · **What happens:** be, mean · **To what, where:** 16

<!-- .vabout -->
This is test 7 of lesson 24 «Population and cities» of the geography 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/geography/24-population-and-cities/#t7).

## The question {#question}

<!-- .note -->
*Sentence 1:* Niger's median age is under 16.

```conllu
# sent_id = question:geography:24-population-and-cities:t7:1
# text = Niger's median age is under 16.
1	Niger	Niger	PROPN	NNP	Number=Sing	4	nmod:poss	_	SpaceAfter=No
2	's	's	PART	POS	_	1	case	_	_
3	median	median	ADJ	JJ	Degree=Pos	4	amod	_	_
4	age	age	NOUN	NN	Number=Sing	7	nsubj	_	_
5	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
6	under	under	ADP	IN	_	7	case	_	_
7	16	16	NUM	CD	NumForm=Digit|NumType=Card	0	root	_	SpaceAfter=No
8	.	.	PUNCT	.	_	7	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Niger's median age |  |  | 16 |  |  | 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.

<!-- .note -->
*Sentence 2:* What does that mean?

```conllu
# sent_id = question:geography:24-population-and-cities:t7:2
# text = What does that mean?
1	What	what	PRON	WP	PronType=Int	4	obj	_	_
2	does	do	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux	_	_
3	that	that	PRON	DT	Number=Sing|PronType=Dem	4	nsubj	_	_
4	mean	mean	VERB	VB	VerbForm=Inf	0	root	_	SpaceAfter=No
5	?	?	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **mean** | present · do-support | that |  |  |  |  |  | vn intend-61.2-1 «NP V NP»: agent=Agent what=Topic |

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
Its people live only to 16

```conllu
# sent_id = question:geography:24-population-and-cities:t7:o1:1
# text = Its people live only to 16
1	Its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	people	people	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	live	live	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	only	only	ADV	RB	_	6	advmod	_	_
5	to	to	ADP	IN	_	6	case	_	_
6	16	16	NUM	CD	NumForm=Digit|NumType=Card	3	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **live** | present | Its people | 16 |  |  |  |  | vn lodge-46 «NP V ADV»: agent=Theme 16=Location |

### Option 2 {#o2}

<!-- .ven lang=en -->
Children there start work at 16

```conllu
# sent_id = question:geography:24-population-and-cities:t7:o2:1
# text = Children there start work at 16
1	Children	child	NOUN	NNS	Number=Plur	3	nsubj	_	_
2	there	there	ADV	RB	PronType=Dem	1	advmod	_	_
3	start	start	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	work	work	NOUN	NN	Number=Sing	3	obj	_	_
5	at	at	ADP	IN	_	6	case	_	_
6	16	16	NUM	CD	NumForm=Digit|NumType=Card	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **start** | present | Children | work |  | 16 |  |  | vn begin-55.1-1-1 «NP V NP»: agent=Agent work=Eventuality |

### Option 3 · ✓ the right answer {#o3}

<!-- .ven lang=en -->
Half its people are younger than 16

```conllu
# sent_id = question:geography:24-population-and-cities:t7:o3:1
# text = Half its people are younger than 16
1	Half	half	DET	PDT	NumForm=Word|NumType=Frac|PronType=Ind	3	det:predet	_	_
2	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	3	nmod:poss	_	_
3	people	people	NOUN	NNS	Number=Plur	5	nsubj	_	_
4	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
5	younger	young	ADJ	JJR	Degree=Cmp	0	root	_	_
6	than	than	ADP	IN	_	7	case	_	_
7	16	16	NUM	CD	NumForm=Digit|NumType=Card	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | its people |  |  |  |  | than 16; young *property* | tree rules |

### Option 4 {#o4}

<!-- .ven lang=en -->
Nobody there is older than 16

```conllu
# sent_id = question:geography:24-population-and-cities:t7:o4:1
# text = Nobody there is older than 16
1	Nobody	nobody	PRON	NN	Number=Sing|PronType=Neg	3	nsubj	_	_
2	there	there	PRON	EX	PronType=Dem	3	expl	_	_
3	is	be	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	older	old	ADJ	JJR	Degree=Cmp	3	nsubj	_	_
5	than	than	ADP	IN	_	6	case	_	_
6	16	16	NUM	CD	NumForm=Digit|NumType=Card	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **be** | present | Nobody |  |  | there |  |  | vn exist-47.1 «NP V»: agent=Theme |

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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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- ← previous: [Population and cities, test 6](https://md.mova.elamur.ai/free/en/corpora/questions/geography/24-population-and-cities/t6/)
- next →: [Population and cities, test 8](https://md.mova.elamur.ai/free/en/corpora/questions/geography/24-population-and-cities/t8/)
- ↑ back to [Population and cities](https://md.mova.elamur.ai/free/en/corpora/questions/geography/24-population-and-cities/)