---
title: A marathon is about 42 km, so a 2 km school cross-country is about 2… — Food myths and fads · tree and pragmatics
description: A marathon is about 42 km, so a 2 km school cross-country is about 21 times shorter. Who acts: marathon, km school cross-country. A sentence of the lesson «Food myths and fads» of the medicine course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/medicine/55-food-myths-and-fads/11/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [Medicine](https://md.mova.elamur.ai/free/en/corpora/school/medicine/) / [Food myths and fads](https://md.mova.elamur.ai/free/en/corpora/school/medicine/55-food-myths-and-fads/) / 11

# Food myths and fads, sentence 11

<!-- .ven lang=en -->
A marathon is about 42 km, so a 2 km school cross-country is about 21 times shorter.

<!-- .vintro -->
**Who acts:** marathon, km school cross-country · **What happens:** be · **To what, where:** 42 km

<!-- .vabout -->
This is a sentence of the lesson «Food myths and fads» of the medicine 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 (marathon, km school cross-country), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:medicine:055-food-myths-and-fads.lesson:11
# text = A marathon is about 42 km, so a 2 km school cross-country is about 21 times shorter.
# source = school lesson (ours)
# course = medicine
# lesson = 055-food-myths-and-fads.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): R2-punct-next ×1, R5-strong ×2, R7-rel-agree ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	marathon	marathon	NOUN	NN	Number=Sing	6	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
4	about	about	ADV	RB	_	5	advmod	_	Agree=R5-strong|Haiku=6:advmod
5	42	42	NUM	CD	NumForm=Digit|NumType=Card	6	nummod	_	_
6	km	km	NOUN	NN	Number=Sing	0	root	_	_
7	,	,	PUNCT	,	_	18	punct	_	Agree=R2-punct-next|Haiku=6:punct
8	so	so	ADV	RB	_	18	advmod	_	Agree=R7-rel-agree|Haiku=18:cc|HaikuPos=CCONJ:CC:_
9	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
10	2	2	NUM	CD	NumForm=Digit|NumType=Card	11	nummod	_	_
11	km	km	NOUN	NN	Number=Sing	13	compound	_	Agree=R5-strong|Haiku=12:compound
12	school	school	NOUN	NN	Number=Sing	13	compound	_	_
13	cross-country	cross-country	NOUN	NN	Number=Sing	18	nsubj	_	_
14	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	18	cop	_	_
15	about	about	ADV	RB	_	16	advmod	_	_
16	21	21	NUM	CD	NumForm=Digit|NumType=Card	17	nummod	_	_
17	times	time	NOUN	NNS	Number=Plur	18	obl:unmarked	_	_
18	shorter	short	ADJ	JJR	Degree=Cmp	6	conj	_	_
19	.	.	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 a** | present | a marathon | 42 km |  |  |  |  | tree rules |
| 2 | **is** | present | a km school cross-country |  |  |  | time | short *property* | tree rules |

<!-- .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.

<!-- div src -->

**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:medicine:055-food-myths-and-fads.lesson:11`.

**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): R2-punct-next ×1, R5-strong ×2, 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/).

<!-- /div -->

<!-- pn -->
- ← previous: [Food myths and fads, 10](https://md.mova.elamur.ai/free/en/corpora/school/medicine/55-food-myths-and-fads/10/)
- next →: [Food myths and fads, 12](https://md.mova.elamur.ai/free/en/corpora/school/medicine/55-food-myths-and-fads/12/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/medicine/55-food-myths-and-fads/)