---
title: why does a pond need a sloping bit or a plank — Keeping garden wildlife safe · tree and pragmatics
description: why does a pond need a sloping bit or a plank Test 15 · ★★ of lesson 72 «Keeping garden wildlife safe» of the everyday 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 15 · ★★ · Keeping garden wildlife safe

<!-- .ven lang=en -->
why does a pond need a sloping bit or a plank

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** pond · **What happens:** need, slope · **To what, where:** sloping bit

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This is test 15 · ★★ of lesson 72 «Keeping garden wildlife safe» of the everyday 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/everyday/72-keeping-garden-wildlife-safe/#t15).

## The question {#question}

```conllu
# sent_id = question:everyday:72-keeping-garden-wildlife-safe:t15:1
# text = why does a pond need a sloping bit or a plank
1	why	why	ADV	WRB	PronType=Int	5	advmod	_	_
2	does	do	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	aux	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	pond	pond	NOUN	NN	Number=Sing	5	nsubj	_	_
5	need	need	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
7	sloping	slope	VERB	VBG	Tense=Pres|VerbForm=Part	8	amod	_	_
8	bit	bit	NOUN	NN	Number=Sing	5	obj	_	_
9	or	or	CCONJ	CC	_	11	cc	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
11	plank	plank	NOUN	NN	Number=Sing	8	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **need** | present · do-support | a pond | a sloping bit or a plank |  |  |  |  | vn want-32.1-1-1 «NP V NP ADV»: agent=Pivot bit=Theme |
| 2 | **slope** | gerund |  |  |  |  |  |  | vn spatial\_configuration-47.6-1 «NP V»: agent=Theme |

<!-- .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 {#o1}

<!-- .ven lang=en -->
So the pond fills faster when it rains

```conllu
# sent_id = question:everyday:72-keeping-garden-wildlife-safe:t15:o1:1
# text = So the pond fills faster when it rains
1	So	so	ADV	RB	_	4	advmod	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	pond	pond	NOUN	NN	Number=Sing	4	nsubj	_	_
4	fills	fill	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	faster	fast	ADV	RBR	Degree=Cmp	4	advmod	_	_
6	when	when	SCONJ	WRB	_	8	mark	_	_
7	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	8	nsubj	_	_
8	rains	rain	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **fill** | present | the pond |  |  |  |  | fast *property* | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 2 | **rain** | present | it |  |  |  |  |  | vn weather-57 «It V PP.theme» |

### Option 2 {#o2}

<!-- .ven lang=en -->
So the water stays warm

```conllu
# sent_id = question:everyday:72-keeping-garden-wildlife-safe:t15:o2:1
# text = So the water stays warm
1	So	so	ADV	RB	_	4	advmod	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	water	water	NOUN	NN	Number=Sing	4	nsubj	_	_
4	stays	stay	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	warm	warm	ADJ	JJ	Degree=Pos	4	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stay** | present | the water |  |  |  |  | warm *property* | vn exist-47.1 «NP V»: agent=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
So fish can jump out onto the grass to eat bugs

```conllu
# sent_id = question:everyday:72-keeping-garden-wildlife-safe:t15:o3:1
# text = So fish can jump out onto the grass to eat bugs
1	So	so	ADV	RB	_	4	advmod	_	_
2	fish	fish	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	can	can	AUX	MD	VerbForm=Fin	4	aux	_	_
4	jump	jump	VERB	VB	VerbForm=Inf	0	root	_	_
5	out	out	ADV	RB	_	4	advmod	_	_
6	onto	onto	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	grass	grass	NOUN	NN	Number=Sing	4	obl	_	_
9	to	to	PART	TO	_	10	mark	_	_
10	eat	eat	VERB	VB	VerbForm=Inf	4	advcl	_	_
11	bugs	bug	NOUN	NNS	Number=Plur	10	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **jump out** | can | fish |  |  | the grass |  | out *property* | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme onto grass=Trajectory |
| 2 | **eat** | to-infinitive | fish *not said here* | bugs |  |  |  |  | vn eat-39.1-1 «NP V NP»: agent=Agent bug=Patient |

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
So animals that fall in can climb out and not drown

```conllu
# sent_id = question:everyday:72-keeping-garden-wildlife-safe:t15:o4:1
# text = So animals that fall in can climb out and not drown
1	So	so	ADV	RB	_	7	advmod	_	_
2	animals	animal	NOUN	NNS	Number=Plur	7	nsubj	_	_
3	that	that	PRON	WDT	PronType=Rel	4	nsubj	_	_
4	fall	fall	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	2	acl:relcl	_	_
5	in	in	ADV	RB	_	4	advmod	_	_
6	can	can	AUX	MD	VerbForm=Fin	7	aux	_	_
7	climb	climb	VERB	VB	VerbForm=Inf	0	root	_	_
8	out	out	ADP	RP	_	7	compound:prt	_	_
9	and	and	CCONJ	CC	_	11	cc	_	_
10	not	not	PART	RB	Polarity=Neg	11	advmod	_	_
11	drown	drown	VERB	VB	VerbForm=Inf	7	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **fall in** | present | animals |  |  |  |  |  | vn occur-48.3 «NP V»: agent=Theme |
| 2 | **climb out** | can | animals |  |  |  |  |  | vn run-51.3.2 «NP V»: agent=Theme |
| 3 | **not** **drown** | infinitive | animals *not said here* |  |  |  |  |  | vn poison-42.2 «NP V NP»: agent=Agent |

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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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- ← previous: [Keeping garden wildlife safe, test 14](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/72-keeping-garden-wildlife-safe/t14/)
- next →: [Keeping garden wildlife safe, test 16](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/72-keeping-garden-wildlife-safe/t16/)
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