---
title: Cat claws curve backwards, so they grip well going up but not going… — A kitten at home: litter trays, scratching posts… · tree and pragmatics
description: Cat claws curve backwards, so they grip well going up but not going down head first, and cats come down trees backwards. Who acts: Cat claws, claws, cats. A sentence of the lesson «A kitten at home: litter trays, scratching posts and play» of the biology course of Mova's primary school with its depe
---

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# A kitten at home: litter trays, scratching posts and play, sentence 15

<!-- .ven lang=en -->
Cat claws curve backwards, so they grip well going up but not going down head first, and cats come down trees backwards.

<!-- .vintro -->
**Who acts:** Cat claws, claws, cats · **What happens:** curve, grip, go up, not go down, come down · **To what, where:** head, trees

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This is a sentence of the lesson «A kitten at home: litter trays, scratching posts and play» 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 (Cat claws, claws, cats), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:327-a-kitten-at-home-litter-trays-scratching-posts-and-play.lesson:15
# text = Cat claws curve backwards, so they grip well going up but not going down head first, and cats come down trees backwards.
# source = school lesson (ours)
# course = biology
# lesson = 327-a-kitten-at-home-litter-trays-scratching-posts-and-play.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	Cat	cat	NOUN	NN	Number=Sing	2	compound	_	_
2	claws	claw	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	curve	curve	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	backwards	backwards	ADV	RB	_	3	advmod	_	_
5	,	,	PUNCT	,	_	8	punct	_	_
6	so	so	ADV	RB	_	8	advmod	_	_
7	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	8	nsubj	_	_
8	grip	grip	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
9	well	well	ADV	RB	Degree=Pos	8	advmod	_	_
10	going	go	VERB	VBG	VerbForm=Ger	8	advcl	_	Agree=R7-rel-agree|Haiku=8:xcomp
11	up	up	ADP	RP	_	10	compound:prt	_	_
12	but	but	CCONJ	CC	_	14	cc	_	_
13	not	not	PART	RB	Polarity=Neg	14	advmod	_	_
14	going	go	VERB	VBG	VerbForm=Ger	10	conj	_	_
15	down	down	ADP	RP	_	14	compound:prt	_	_
16	head	head	NOUN	NN	Number=Sing	14	obl:unmarked	_	_
17	first	first	ADV	RB	NumForm=Word|NumType=Ord	14	advmod	_	_
18	,	,	PUNCT	,	_	21	punct	_	_
19	and	and	CCONJ	CC	_	21	cc	_	_
20	cats	cat	NOUN	NNS	Number=Plur	21	nsubj	_	_
21	come	come	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
22	down	down	ADP	RP	_	21	compound:prt	_	_
23	trees	tree	NOUN	NNS	Number=Plur	21	obj	_	_
24	backwards	backwards	ADV	RB	_	21	advmod	_	_
25	.	.	PUNCT	.	_	3	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 | **curve** | present | Cat claws |  |  |  |  | backwards *property* | vn knead-26.5 «NP.material V PP.product»: agent=Material |
| 2 | **grip** | present | claws *= claw* |  |  |  |  | well *property* | vn touch-20-1 «NP V NP»: agent=Agent |
| 3 | **go up** | gerund | claws *= claw* *not said here* |  |  |  |  |  | vn calibratable\_cos-45.6.1-1 «NP.attribute V»: agent=Attribute |
| 4 | **not** **go down** | gerund | claws *= claw* *not said here* | head |  |  |  | first *property* | vn calibratable\_cos-45.6.1-1 «NP.attribute V»: agent=Attribute |
| 5 | **come down** | present | cats | trees |  |  |  | backwards *property* | vn appear-48.1.1 «PP.location V NP»: agent=Location tree=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:327-a-kitten-at-home-litter-trays-scratching-posts-and-play.lesson:15`.

**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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