---
title: Picture a walker on a heath who sees an adder sunbathing on the path… — Snakes to keep away from: cobras, mambas, vipers… · tree and pragmatics
description: Picture a walker on a heath who sees an adder sunbathing on the path: the best plan is simply to stop, step back and go round it. Who acts: you, heath, adder, best plan. A sentence of the lesson «Snakes to keep away from: cobras, mambas, vipers and rattlesnakes» of the biology course of Mova's prima
---

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# Snakes to keep away from: cobras, mambas, vipers and rattlesnakes, sentence 6

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Picture a walker on a heath who sees an adder sunbathing on the path: the best plan is simply to stop, step back and go round it.

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**Who acts:** you, heath, adder, best plan · **What happens:** picture, see, sunbathing, be, step back, go round · **To what, where:** walker, heath, adder, path, plan

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This is a sentence of the lesson «Snakes to keep away from: cobras, mambas, vipers and rattlesnakes» of the biology course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (you, heath, adder, best plan), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:322-snakes-to-keep-away-from-cobras-mambas-vipers-and-rattlesnakes.lesson:6
# text = Picture a walker on a heath who sees an adder sunbathing on the path: the best plan is simply to stop, step back and go round it.
# source = school lesson (ours)
# course = biology
# lesson = 322-snakes-to-keep-away-from-cobras-mambas-vipers-and-rattlesnakes.lesson
# annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R7-rel-agree ×1
1	Picture	picture	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	walker	walker	NOUN	NN	Number=Sing	1	obj	_	_
4	on	on	ADP	IN	_	6	case	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
6	heath	heath	NOUN	NN	Number=Sing	1	obl	_	_
7	who	who	PRON	WP	PronType=Rel	8	nsubj	_	_
8	sees	see	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	acl:relcl	_	_
9	an	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
10	adder	adder	NOUN	NN	Number=Sing	8	obj	_	_
11	sunbathing	sunbathing	VERB	VBG	VerbForm=Ger	10	acl	_	_
12	on	on	ADP	IN	_	14	case	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	14	det	_	_
14	path	path	NOUN	NN	Number=Sing	11	obl	_	_
15	:	:	PUNCT	:	_	22	punct	_	_
16	the	the	DET	DT	Definite=Def|PronType=Art	18	det	_	_
17	best	good	ADJ	JJS	Degree=Sup	18	amod	_	_
18	plan	plan	NOUN	NN	Number=Sing	22	nsubj	_	_
19	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	22	cop	_	_
20	simply	simply	ADV	RB	_	22	advmod	_	_
21	to	to	PART	TO	_	22	mark	_	_
22	stop	stop	VERB	VB	VerbForm=Inf	1	parataxis	_	_
23	,	,	PUNCT	,	_	24	punct	_	_
24	step	step	VERB	VB	Mood=Imp|VerbForm=Fin	22	conj	_	_
25	back	back	ADV	RB	_	24	advmod	_	_
26	and	and	CCONJ	CC	_	27	cc	_	_
27	go	go	VERB	VB	Mood=Imp|VerbForm=Fin	22	conj	_	_
28	round	round	ADV	RB	_	27	advmod	_	_
29	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	27	obl	_	Agree=R7-rel-agree|Haiku=27:obj
30	.	.	PUNCT	.	_	1	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **picture** | imperative | you *not said here* | a walker |  | a heath |  |  | vn characterize-29.2 «NP V NP S\_ING»: agent=Agent walker=Theme |
| 2 | **see** | present | a heath | a adder |  |  |  |  | vn comprehend-87.2-1-1 «NP V NP»: agent=Experiencer adder=Stimulus |
| 3 | **sunbathing** | gerund | a adder *not said here* |  |  | the path |  |  | tree rules |
| 4 | **is** | present | the best plan |  |  |  |  | simply, stop *property* | tree rules |
| 5 | **step back** | infinitive | the best plan *not said here* |  |  |  |  |  | vn run-51.3.2 «NP V»: agent=Theme |
| 6 | **go round** | infinitive | the best plan *not said here* | plan |  |  |  | round *property* | vn disappearance-48.2-1 «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.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:biology:322-snakes-to-keep-away-from-cobras-mambas-vipers-and-rattlesnakes.lesson:6`.

**The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R7-rel-agree ×1. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/).

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- ← previous: [Snakes to keep away from: cobras, mamb…, 5](https://md.mova.elamur.ai/free/en/corpora/school/biology/322-snakes-to-keep-away-from-cobras-mambas-vipers-and-rattlesnakes/5/)
- next →: [Snakes to keep away from: cobras, mamb…, 7](https://md.mova.elamur.ai/free/en/corpora/school/biology/322-snakes-to-keep-away-from-cobras-mambas-vipers-and-rattlesnakes/7/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/biology/322-snakes-to-keep-away-from-cobras-mambas-vipers-and-rattlesnakes/)

