---
title: Then use its rule: price of one × how many; speed × hours; the diffe… — Mixed challenge: reasoning stories · tree and pragmatics
description: Then use its rule: price of one × how many; speed × hours; the difference of ages never changes. Who acts: you, difference, story. A sentence of the lesson «Mixed challenge: reasoning stories» of the lessons course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Mixed challenge: reasoning stories, sentence 2

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Then use its rule: price of one × how many; speed × hours; the difference of ages never changes.

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**Who acts:** you, difference, story · **What happens:** use, not change, rule · **To what, where:** rule

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This is a sentence of the lesson «Mixed challenge: reasoning stories» 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 (you, difference, story), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:lessons:120-mixed-review.lesson:2
# text = Then use its rule: price of one × how many; speed × hours; the difference of ages never changes.
# source = school lesson (ours)
# course = lessons
# lesson = 120-mixed-review.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): R6-punct-agree ×1
1	Then	then	ADV	RB	PronType=Dem	2	advmod	_	_
2	use	use	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	4	nmod:poss	_	_
4	rule	rule	NOUN	NN	Number=Sing	2	obj	_	_
5	:	:	PUNCT	:	_	6	punct	_	_
6	price	price	NOUN	NN	Number=Sing	4	conj	_	_
7	of	of	ADP	IN	_	8	case	_	_
8	one	one	NUM	CD	NumForm=Word|NumType=Card	6	nmod	_	_
9	×	×	ADP	IN	_	11	case	_	_
10	how	how	ADV	WRB	PronType=Int	11	advmod	_	_
11	many	many	ADJ	JJ	Degree=Pos	8	nmod	_	_
12	;	;	PUNCT	:	_	15	punct	_	_
13	speed	speed	NOUN	NN	Number=Sing	14	compound	_	_
14	×	×	NOUN	NN	Number=Sing	15	compound	_	_
15	hours	hour	NOUN	NNS	Number=Plur	4	conj	_	_
16	;	;	PUNCT	:	_	22	punct	_	Agree=R6-punct-agree|Haiku=18:punct
17	the	the	DET	DT	Definite=Def|PronType=Art	18	det	_	_
18	difference	difference	NOUN	NN	Number=Sing	22	nsubj	_	_
19	of	of	ADP	IN	_	20	case	_	_
20	ages	age	NOUN	NNS	Number=Plur	18	nmod	_	_
21	never	never	ADV	RB	PronType=Neg	22	advmod	_	_
22	changes	change	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	parataxis	_	_
23	.	.	PUNCT	.	_	2	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: command
- act: request
- voice: narrator
- polarity: none
- teacher: kept the draft

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **use** | imperative | you *not said here* | story's rule and price of one × many and × hours |  |  | then |  | vn eat-39.1 «NP V NP»: agent=Agent rule=Patient |
| 2 | **not** **change** | present | the difference of ages |  |  |  |  |  | vn dress-41.1.1-1-1 «NP V»: agent=Agent |
| 3 | **rule** |  | story |  |  |  |  |  | nom rule «cognition intransitive»: poss=agent |

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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:120-mixed-review.lesson:2`.

**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): R6-punct-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: [Mixed challenge: reasoning stories, 1](https://md.mova.elamur.ai/free/en/corpora/school/lessons/120-mixed-review/1/)
- next →: [Mixed challenge: reasoning stories, 3](https://md.mova.elamur.ai/free/en/corpora/school/lessons/120-mixed-review/3/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/lessons/120-mixed-review/)