---
title: Which of these is a joint? — The skeleton and muscles · tree and pragmatics
description: Which of these is a joint? Test 6 of lesson 31 «The skeleton and muscles» of the world course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was right.
---

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# Test 6 · The skeleton and muscles

<!-- .ven lang=en -->
Which of these is a joint?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **What happens:** be

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This is test 6 of lesson 31 «The skeleton and muscles» of the world 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/world/31-skeleton-and-muscles/#t6).

## The question {#question}

```conllu
# sent_id = question:world:31-skeleton-and-muscles:t6:1
# text = Which of these is a joint?
1	Which	which	PRON	WDT	PronType=Rel	6	nsubj	_	_
2	of	of	ADP	IN	_	6	case	_	_
3	these	this	DET	DT	Number=Plur|PronType=Dem	6	det	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
6	joint	joint	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
7	?	?	PUNCT	.	_	6	punct	_	_
```

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present |  |  |  |  |  | of this joint | 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.

## The options {#options}

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

<!-- .ven lang=en -->
The knee

```conllu
# sent_id = question:world:31-skeleton-and-muscles:t6:o1:1
# text = The knee
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	knee	knee	NOUN	NN	Number=Sing	0	root	_	_
```

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

### Option 2 {#o2}

<!-- .ven lang=en -->
The biceps

```conllu
# sent_id = question:world:31-skeleton-and-muscles:t6:o2:1
# text = The biceps
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	biceps	biceps	NOUN	NNS	Number=Plur	0	root	_	_
```

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

### Option 3 {#o3}

<!-- .ven lang=en -->
The skull

```conllu
# sent_id = question:world:31-skeleton-and-muscles:t6:o3:1
# text = The skull
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	skull	skull	NOUN	NN	Number=Sing	0	root	_	_
```

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

### Option 4 {#o4}

<!-- .ven lang=en -->
The thigh bone

```conllu
# sent_id = question:world:31-skeleton-and-muscles:t6:o4:1
# text = The thigh bone
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	thigh	thigh	NOUN	NN	Number=Sing	3	compound	_	_
3	bone	bone	NOUN	NN	Number=Sing	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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