---
title: The biggest pack is often cheaper per unit, but not always, so alway… — Olympiad: best buys and change at the till ★★★ · tree and pragmatics
description: The biggest pack is often cheaper per unit, but not always, so always do the sum. Who acts: biggest pack. A sentence of the lesson «Olympiad: best buys and change at the till ★★★» of the money course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Olympiad: best buys and change at the till ★★★, sentence 6

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The biggest pack is often cheaper per unit, but not always, so always do the sum.

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**Who acts:** biggest pack · **What happens:** be, do · **To what, where:** sum

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This is a sentence of the lesson «Olympiad: best buys and change at the till ★★★» of the money 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 (biggest pack), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:money:041-olympiad-best-buys-and-change-at-the-till.lesson:6
# text = The biggest pack is often cheaper per unit, but not always, so always do the sum.
# source = school lesson (ours)
# course = money
# lesson = 041-olympiad-best-buys-and-change-at-the-till.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): no change
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	biggest	big	ADJ	JJS	Degree=Sup	3	amod	_	_
3	pack	pack	NOUN	NN	Number=Sing	6	nsubj	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
5	often	often	ADV	RB	_	6	advmod	_	_
6	cheaper	cheap	ADJ	JJR	Degree=Cmp	0	root	_	_
7	per	per	ADP	IN	_	8	case	_	_
8	unit	unit	NOUN	NN	Number=Sing	6	obl	_	_
9	,	,	PUNCT	,	_	16	punct	_	_
10	but	but	CCONJ	CC	_	16	cc	_	_
11	not	not	PART	RB	Polarity=Neg	12	advmod	_	_
12	always	always	ADV	RB	PronType=Tot	16	advmod	_	_
13	,	,	PUNCT	,	_	16	punct	_	_
14	so	so	ADV	RB	_	16	advmod	_	_
15	always	always	ADV	RB	PronType=Tot	16	advmod	_	_
16	do	do	VERB	VB	Mood=Imp|VerbForm=Fin	6	conj	_	_
17	the	the	DET	DT	Definite=Def|PronType=Art	18	det	_	_
18	sum	sum	NOUN	NN	Number=Sing	16	obj	_	_
19	.	.	PUNCT	.	_	6	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: statement
- act: suggest
- voice: narrator
- polarity: none
- teacher: changed act=suggest

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | the biggest pack |  |  |  |  | per unit; cheap, often *property* | tree rules |
| 2 | **do** | infinitive | the biggest pack *not said here* | the sum |  |  |  | always *property* | vn act-114-1 «NP V NP»: agent=Agent sum=Eventuality |

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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:money:041-olympiad-best-buys-and-change-at-the-till.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): no change. **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: [Olympiad: best buys and change at the…, 5](https://md.mova.elamur.ai/free/en/corpora/school/money/41-olympiad-best-buys-and-change-at-the-till/5/)
- next →: [Olympiad: best buys and change at the…, 7](https://md.mova.elamur.ai/free/en/corpora/school/money/41-olympiad-best-buys-and-change-at-the-till/7/)
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