---
title: A T. rex was about 29 when it died. What did its bones show? — Tyrannosaurus rex: what we really know… · tree and pragmatics
description: A T. rex was about 29 when it died. What did its bones show? Test 12 of lesson 265 «Tyrannosaurus rex: what we really know, from teeth and dung to tiny arms» 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 
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/biology/265-tyrannosaurus-rex-teeth-dung-and-tiny-arms/t12/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [questions](https://md.mova.elamur.ai/free/en/corpora/questions/) / [Biology](https://md.mova.elamur.ai/free/en/corpora/questions/biology/) / [Tyrannosaurus rex: what we really know…](https://md.mova.elamur.ai/free/en/corpora/questions/biology/265-tyrannosaurus-rex-teeth-dung-and-tiny-arms/) / t12

# Test 12 · Tyrannosaurus rex: what we really know, from teeth and dun…

<!-- .ven lang=en -->
A T. rex was about 29 when it died. What did its bones show?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** T. rex, rex, bones · **What happens:** be, die, do, show · **To what, where:** 29

<!-- .vabout -->
This is test 12 of lesson 265 «Tyrannosaurus rex: what we really know, from teeth and dung to tiny arms» 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/265-tyrannosaurus-rex-teeth-dung-and-tiny-arms/#t12).

## The question {#question}

<!-- .note -->
*Sentence 1:* A T. rex was about 29 when it died.

```conllu
# sent_id = question:biology:265-tyrannosaurus-rex-teeth-dung-and-tiny-arms:t12:1
# text = A T. rex was about 29 when it died.
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	T.	T.	PROPN	NNP	Number=Sing	3	compound	_	_
3	rex	rex	NOUN	NN	Number=Sing	6	nsubj	_	_
4	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	6	cop	_	_
5	about	about	ADV	RB	_	6	advmod	_	_
6	29	29	NUM	CD	NumForm=Digit|NumType=Card	9	obl	_	_
7	when	when	ADV	WRB	PronType=Int	9	advmod	_	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	9	nsubj	_	_
9	died	die	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	SpaceAfter=No
10	.	.	PUNCT	.	_	9	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | past | a T. rex | 29 |  |  |  | about *property* | tree rules |
| 2 | **die** | past | rex |  |  |  |  |  | vn calibratable\_cos-45.6.1 «NP.attribute V»: agent=Attribute |

<!-- .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 did its bones show?

```conllu
# sent_id = question:biology:265-tyrannosaurus-rex-teeth-dung-and-tiny-arms:t12:2
# text = What did its bones show?
1	What	what	PRON	WP	PronType=Int	2	nsubj	_	_
2	did	do	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
3	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	4	nmod:poss	_	_
4	bones	bone	NOUN	NNS	Number=Plur	5	nsubj	_	_
5	show	show	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	2	ccomp	_	SpaceAfter=No
6	?	?	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **do** | past |  |  |  |  |  |  | tree rules |
| 2 | **show** | present | rex's bones |  |  |  |  |  | vn transfer\_mesg-37.1.1-1-1 «NP V»: agent=Agent |

## The options {#options}

### Option 1 · ← Mova's choice · ✓ the right answer {#o1}

<!-- .ven lang=en -->
Growth lines that can be counted like tree rings

```conllu
# sent_id = question:biology:265-tyrannosaurus-rex-teeth-dung-and-tiny-arms:t12:o1:1
# text = Growth lines that can be counted like tree rings
1	Growth	growth	NOUN	NN	Number=Sing	2	compound	_	_
2	lines	line	NOUN	NNS	Number=Plur	6	nsubj:pass	_	_
3	that	that	PRON	WDT	PronType=Rel	6	nsubj:pass	_	_
4	can	can	AUX	MD	VerbForm=Fin	6	aux	_	_
5	be	be	AUX	VB	VerbForm=Inf	6	aux:pass	_	_
6	counted	count	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
7	like	like	ADP	IN	_	9	case	_	_
8	tree	tree	NOUN	NN	Number=Sing	9	compound	_	_
9	rings	ring	NOUN	NNS	Number=Plur	6	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **count** | can · passive |  | Growth lines |  |  |  | like tree rings | vn multiply-108 «NP V NP»: subject=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
That it was still a baby

```conllu
# sent_id = question:biology:265-tyrannosaurus-rex-teeth-dung-and-tiny-arms:t12:o2:1
# text = That it was still a baby
1	That	that	PRON	DT	Number=Sing|PronType=Dem	6	nsubj	_	_
2	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	6	nsubj	_	_
3	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	6	cop	_	_
4	still	still	ADV	RB	_	6	advmod	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
6	baby	baby	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | past | That | a baby |  |  | still |  | tree rules |

### Option 3 {#o3}

<!-- .ven lang=en -->
Nothing at all, because age cannot be known from bones

```conllu
# sent_id = question:biology:265-tyrannosaurus-rex-teeth-dung-and-tiny-arms:t12:o3:1
# text = Nothing at all, because age cannot be known from bones
1	Nothing	nothing	PRON	NN	Number=Sing|PronType=Neg	0	root	_	_
2	at	at	ADP	IN	_	3	case	_	_
3	all	all	DET	DT	PronType=Tot	1	nmod	_	SpaceAfter=No
4	,	,	PUNCT	,	_	10	punct	_	_
5	because	because	SCONJ	IN	_	10	mark	_	_
6	age	age	NOUN	NN	Number=Sing	10	nsubj:pass	_	_
7	can	can	AUX	MD	VerbForm=Fin	10	aux	_	SpaceAfter=No
8	not	not	PART	RB	Polarity=Neg	10	advmod	_	_
9	be	be	AUX	VB	VerbForm=Inf	10	aux:pass	_	_
10	known	know	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	1	parataxis	_	_
11	from	from	ADP	IN	_	12	case	_	_
12	bones	bone	NOUN	NNS	Number=Plur	10	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **know** | can · passive |  | age |  | bones |  |  | vn comprehend-87.2-1-1-1 «NP V NP PP.attribute»: subject=Stimulus |

### Option 4 {#o4}

<!-- .ven lang=en -->
Its exact age written in numbers on its teeth

```conllu
# sent_id = question:biology:265-tyrannosaurus-rex-teeth-dung-and-tiny-arms:t12:o4:1
# text = Its exact age written in numbers on its teeth
1	Its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	3	nmod:poss	_	_
2	exact	exact	ADJ	JJ	Degree=Pos	3	amod	_	_
3	age	age	NOUN	NN	Number=Sing	4	nsubj	_	_
4	written	write	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	in	in	ADP	IN	_	6	case	_	_
6	numbers	number	NOUN	NNS	Number=Plur	4	obl	_	_
7	on	on	ADP	IN	_	9	case	_	_
8	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	9	nmod:poss	_	_
9	teeth	tooth	NOUN	NNS	Number=Plur	6	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **write** | participle | Its exact age |  |  | numbers on age's teeth |  |  | vn scribble-25.2-1 «NP V NP PP.destination»: agent=Agent in number=Destination |

<!-- div src -->

**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 -->

<!-- pn -->
- ← previous: [Tyrannosaurus rex: what we really know…, test 11](https://md.mova.elamur.ai/free/en/corpora/questions/biology/265-tyrannosaurus-rex-teeth-dung-and-tiny-arms/t11/)
- next →: [Tyrannosaurus rex: what we really know…, exam 1](https://md.mova.elamur.ai/free/en/corpora/questions/biology/265-tyrannosaurus-rex-teeth-dung-and-tiny-arms/e1/)
- ↑ back to [Tyrannosaurus rex: what we really know, from teeth and dung to tiny arms](https://md.mova.elamur.ai/free/en/corpora/questions/biology/265-tyrannosaurus-rex-teeth-dung-and-tiny-arms/)