---
title: Pond skater in a cartoon walks on water by magic. What's the real tr… — Water: the most amazing liquid · tree and pragmatics
description: Pond skater in a cartoon walks on water by magic. What's the real trick? Test 7 · ★★★ of lesson 34 «Water: the most amazing liquid» of the chemistry course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/chemistry/34-water-amazing-liquid/t7/)

<!-- 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/) / [Chemistry](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/) / [Water: the most amazing liquid](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/34-water-amazing-liquid/) / t7

# Test 7 · ★★★ · Water: the most amazing liquid

<!-- .ven lang=en -->
Pond skater in a cartoon walks on water by magic. What's the real trick?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** Pond skater, real trick · **What happens:** walk, be · **To what, where:** water

<!-- .vabout -->
This is test 7 · ★★★ of lesson 34 «Water: the most amazing liquid» of the chemistry 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/chemistry/34-water-amazing-liquid/#t7).

## The question {#question}

<!-- .note -->
*Sentence 1:* Pond skater in a cartoon walks on water by magic.

```conllu
# sent_id = question:chemistry:34-water-amazing-liquid:t7:1
# text = Pond skater in a cartoon walks on water by magic.
1	Pond	pond	NOUN	NN	Number=Sing	2	compound	_	_
2	skater	skater	NOUN	NN	Number=Sing	6	nsubj	_	_
3	in	in	ADP	IN	_	5	case	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	cartoon	cartoon	NOUN	NN	Number=Sing	2	nmod	_	_
6	walks	walk	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
7	on	on	ADP	IN	_	8	case	_	_
8	water	water	NOUN	NN	Number=Sing	6	obl	_	_
9	by	by	ADP	IN	_	10	case	_	_
10	magic	magic	NOUN	NN	Number=Sing	6	obl	_	SpaceAfter=No
11	.	.	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **walk** | present | Pond skater in a cartoon |  |  | water |  | by magic | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme on water=Trajectory |

<!-- .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's the real trick?

```conllu
# sent_id = question:chemistry:34-water-amazing-liquid:t7:2
# text = What's the real trick?
1	What	what	PRON	WP	PronType=Int	0	root	_	SpaceAfter=No
2	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	1	cop	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
4	real	real	ADJ	JJ	Degree=Pos	5	amod	_	_
5	trick	trick	NOUN	NN	Number=Sing	1	nsubj	_	SpaceAfter=No
6	?	?	PUNCT	.	_	1	punct	_	_
```

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

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
It flaps its tiny wings very fast to hover

```conllu
# sent_id = question:chemistry:34-water-amazing-liquid:t7:o1:1
# text = It flaps its tiny wings very fast to hover
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	flaps	flap	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	5	nmod:poss	_	_
4	tiny	tiny	ADJ	JJ	Degree=Pos	5	amod	_	_
5	wings	wing	NOUN	NNS	Number=Plur	2	obj	_	_
6	very	very	ADV	RB	_	7	advmod	_	_
7	fast	fast	ADV	RB	Degree=Pos	2	advmod	_	_
8	to	to	PART	TO	_	9	mark	_	_
9	hover	hover	VERB	VB	VerbForm=Inf	7	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **flap** | present | It | its tiny wings |  |  |  | fast *property* | vn crane-40.3.2 «NP V NP»: agent=Agent wing=Patient |
| 2 | **hover** | to-infinitive |  |  |  |  |  |  | vn modes\_of\_being\_with\_motion-47.3 «NP V»: agent=Theme |

### Option 2 · ✓ the right answer {#o2}

<!-- .ven lang=en -->
It stands on the water's surface skin

```conllu
# sent_id = question:chemistry:34-water-amazing-liquid:t7:o2:1
# text = It stands on the water's surface skin
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	stands	stand	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	on	on	ADP	IN	_	8	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	water	water	NOUN	NN	Number=Sing	8	nmod:poss	_	SpaceAfter=No
6	's	's	PART	POS	_	5	case	_	_
7	surface	surface	NOUN	NN	Number=Sing	8	compound	_	_
8	skin	skin	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stand** | present | It |  |  | the water's surface skin |  |  | vn assuming\_position-50 «NP V PP.location»: agent=Agent on skin=Location |

### Option 3 {#o3}

<!-- .ven lang=en -->
It walks on hidden floating leaves

```conllu
# sent_id = question:chemistry:34-water-amazing-liquid:t7:o3:1
# text = It walks on hidden floating leaves
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	walks	walk	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	on	on	ADP	IN	_	6	case	_	_
4	hidden	hidden	ADJ	JJ	Degree=Pos	6	amod	_	_
5	floating	float	VERB	VBG	VerbForm=Ger	6	amod	_	_
6	leaves	leaf	NOUN	NNS	Number=Plur	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **walk** | present | It |  |  | hidden floating leaves |  |  | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme on leaf=Trajectory |
| 2 | **float** | gerund |  |  |  |  |  |  | vn run-51.3.2-2 «NP V»: agent=Theme |

### Option 4 {#o4}

<!-- .ven lang=en -->
Its feet are full of helium

```conllu
# sent_id = question:chemistry:34-water-amazing-liquid:t7:o4:1
# text = Its feet are full of helium
1	Its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	feet	foot	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
4	full	full	ADJ	JJ	Degree=Pos	0	root	_	_
5	of	of	ADP	IN	_	6	case	_	_
6	helium	helium	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Its feet |  |  |  |  | of helium; full *property* | tree rules |

<!-- 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: [Water: the most amazing liquid, test 6](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/34-water-amazing-liquid/t6/)
- next →: [Water: the most amazing liquid, test 8](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/34-water-amazing-liquid/t8/)
- ↑ back to [Water: the most amazing liquid](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/34-water-amazing-liquid/)

