---
title: A snake has no legs at all, so snakes add nothing to a count of legs. — Legs on birds, and animals with none · tree and pragmatics
description: A snake has no legs at all, so snakes add nothing to a count of legs. Who acts: snake, snakes. A sentence of the lesson «Legs on birds, and animals with none» of the lessons course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Legs on birds, and animals with none, sentence 1

<!-- .ven lang=en -->
A snake has no legs at all, so snakes add nothing to a count of legs.

<!-- .vintro -->
**Who acts:** snake, snakes · **What happens:** have, add · **To what, where:** legs, all, nothing

<!-- .vabout -->
This is a sentence of the lesson «Legs on birds, and animals with none» of the lessons 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 (snake, snakes), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:lessons:203-legs-on-birds-and-animals-with-none.lesson:1
# text = A snake has no legs at all, so snakes add nothing to a count of legs.
# source = school lesson (ours)
# course = lessons
# lesson = 203-legs-on-birds-and-animals-with-none.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): R5-strong ×1, R7-rel-agree ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	snake	snake	NOUN	NN	Number=Sing	3	nsubj	_	_
3	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	no	no	DET	DT	PronType=Neg	5	det	_	_
5	legs	leg	NOUN	NNS	Number=Plur	3	obj	_	_
6	at	at	ADP	IN	_	7	case	_	_
7	all	all	DET	DT	PronType=Tot	5	nmod	_	_
8	,	,	PUNCT	,	_	11	punct	_	_
9	so	so	ADV	RB	_	11	advmod	_	_
10	snakes	snake	NOUN	NNS	Number=Plur	11	nsubj	_	_
11	add	add	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	parataxis	_	Agree=R7-rel-agree|Haiku=3:conj
12	nothing	nothing	PRON	NN	Number=Sing|PronType=Neg	11	obj	_	_
13	to	to	ADP	IN	_	15	case	_	_
14	a	a	DET	DT	Definite=Ind|PronType=Art	15	det	_	_
15	count	count	NOUN	NN	Number=Sing	11	obl	_	Agree=R5-strong|Haiku=12:nmod
16	of	of	ADP	IN	_	17	case	_	_
17	legs	leg	NOUN	NNS	Number=Plur	15	nmod	_	_
18	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **have** | present | a snake | no legs |  | all |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent leg=Patient |
| 2 | **add** *speech: assert* | present | snakes | nothing |  |  |  | to a count of legs | vn mix-22.1-2 «NP V NP PP.co-patient»: agent=Agent nothing=Patient to count=Co-Patient |

<!-- .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:lessons:203-legs-on-birds-and-animals-with-none.lesson:1`.

**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): R5-strong ×1, 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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