---
title: Books and encyclopaedias can be wrong or out of date, so check when… — Where did you read that? Checking sources · tree and pragmatics
description: Books and encyclopaedias can be wrong or out of date, so check when they were written. Who acts: Books. A sentence of the lesson «Where did you read that? Checking sources» of the myths course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Where did you read that? Checking sources, sentence 19

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Books and encyclopaedias can be wrong or out of date, so check when they were written.

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**Who acts:** Books · **What happens:** be, check, write · **To what, where:** vegetables

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This is a sentence of the lesson «Where did you read that? Checking sources» of the myths 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 (Books), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:myths:028-where-did-you-read-that-checking-sources.lesson:19
# text = Books and encyclopaedias can be wrong or out of date, so check when they were written.
# source = school lesson (ours)
# course = myths
# lesson = 028-where-did-you-read-that-checking-sources.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	Books	book	NOUN	NNS	Number=Plur	6	nsubj	_	_
2	and	and	CCONJ	CC	_	3	cc	_	_
3	encyclopaedias	encyclopaedia	NOUN	NNS	Number=Plur	1	conj	_	_
4	can	can	AUX	MD	VerbForm=Fin	6	aux	_	_
5	be	be	AUX	VB	VerbForm=Inf	6	cop	_	_
6	wrong	wrong	ADJ	JJ	Degree=Pos	0	root	_	_
7	or	or	CCONJ	CC	_	10	cc	_	_
8	out	out	ADP	IN	_	10	case	_	_
9	of	of	ADP	IN	_	10	case	_	_
10	date	date	NOUN	NN	Number=Sing	6	conj	_	_
11	,	,	PUNCT	,	_	10	punct	_	_
12	so	so	ADV	RB	_	13	advmod	_	_
13	check	check	VERB	VB	VerbForm=Inf	6	parataxis	_	Agree=R7-rel-agree|Haiku=6:conj
14	when	when	ADV	WRB	PronType=Int	17	advmod	_	_
15	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	17	nsubj	_	_
16	were	be	AUX	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	17	aux:pass	_	_
17	written	write	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	13	advcl	_	_
18	.	.	PUNCT	.	_	6	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 | **is** | can | Books and encyclopaedias |  |  |  |  | wrong *property* | tree rules |
| 2 | **check** | infinitive |  |  |  |  |  |  | vn assessment-34.1 «NP V NP»: agent=Agent |
| 3 | **write** | past · passive |  | vegetables *= vegetable* |  |  |  |  | vn scribble-25.2-1 «NP V NP»: subject=Theme |

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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:myths:028-where-did-you-read-that-checking-sources.lesson:19`.

**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: [Where did you read that? Checking sour…, 18](https://md.mova.elamur.ai/free/en/corpora/school/myths/28-where-did-you-read-that-checking-sources/18/)
- next →: [Let's test it! Experiments and fair te…, 0](https://md.mova.elamur.ai/free/en/corpora/school/myths/29-let-s-test-it-experiments-and-fair-tests/0/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/myths/28-where-did-you-read-that-checking-sources/)