---
title: The journeys are dangerous: crocodiles wait in rivers for wildebeest… — Migration: the great journeys · tree and pragmatics
description: The journeys are dangerous: crocodiles wait in rivers for wildebeest, city lights confuse night-flying birds, and roads cut across crab paths, so people now build tunnels and switch off lights to help. Who acts: journeys, crocodiles, city lights, roads. A sentence of the lesson «Migration: the great
---

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# Migration: the great journeys, sentence 4

<!-- .ven lang=en -->
The journeys are dangerous: crocodiles wait in rivers for wildebeest, city lights confuse night-flying birds, and roads cut across crab paths, so people now build tunnels and switch off lights to help.

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**Who acts:** journeys, crocodiles, city lights, roads, people · **What happens:** be, wait, confuse, fly, cut, build · **To what, where:** rivers, flying birds, crab paths, tunnels, lights

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This is a sentence of the lesson «Migration: the great journeys» 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 (journeys, crocodiles, city lights, roads), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:054-migration-the-great-journeys.lesson:4
# text = The journeys are dangerous: crocodiles wait in rivers for wildebeest, city lights confuse night-flying birds, and roads cut across crab paths, so people now build tunnels and switch off lights to help.
# source = school lesson (ours)
# course = biology
# lesson = 054-migration-the-great-journeys.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	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	journeys	journey	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
4	dangerous	dangerous	ADJ	JJ	Degree=Pos	0	root	_	_
5	:	:	PUNCT	:	_	7	punct	_	_
6	crocodiles	crocodile	NOUN	NNS	Number=Plur	7	nsubj	_	_
7	wait	wait	VERB	VBP	Mood=Ind|Tense=Pres|VerbForm=Fin	4	parataxis	_	_
8	in	in	ADP	IN	_	9	case	_	_
9	rivers	river	NOUN	NNS	Number=Plur	7	obl	_	_
10	for	for	ADP	IN	_	11	case	_	_
11	wildebeest	wildebeest	NOUN	NN	Number=Sing	7	obl	_	_
12	,	,	PUNCT	,	_	15	punct	_	_
13	city	city	NOUN	NN	Number=Sing	14	compound	_	_
14	lights	light	NOUN	NNS	Number=Plur	15	nsubj	_	_
15	confuse	confuse	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	7	conj	_	_
16	night	night	NOUN	NN	Number=Sing	18	compound	_	_
17	-	-	PUNCT	HYPH	_	18	punct	_	_
18	flying	fly	VERB	VBG	VerbForm=Ger	19	amod	_	_
19	birds	bird	NOUN	NNS	Number=Plur	15	obj	_	_
20	,	,	PUNCT	,	_	23	punct	_	Agree=R6-punct-agree|Haiku=22:punct
21	and	and	CCONJ	CC	_	23	cc	_	_
22	roads	road	NOUN	NNS	Number=Plur	23	nsubj	_	_
23	cut	cut	VERB	VBP	Mood=Ind|Tense=Pres|VerbForm=Fin	15	conj	_	_
24	across	across	ADP	IN	_	26	case	_	_
25	crab	crab	NOUN	NN	Number=Sing	26	compound	_	_
26	paths	path	NOUN	NNS	Number=Plur	23	obl	_	_
27	,	,	PUNCT	,	_	31	punct	_	_
28	so	so	ADV	RB	_	31	advmod	_	_
29	people	people	NOUN	NNS	Number=Plur	31	nsubj	_	_
30	now	now	ADV	RB	_	31	advmod	_	_
31	build	build	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	7	advcl	_	_
32	tunnels	tunnel	NOUN	NNS	Number=Plur	31	obj	_	_
33	and	and	CCONJ	CC	_	34	cc	_	_
34	switch	switch	VERB	VBP	Mood=Ind|Tense=Pres|VerbForm=Fin	31	conj	_	_
35	off	off	ADP	RP	_	34	compound:prt	_	_
36	lights	light	NOUN	NNS	Number=Plur	34	obj	_	_
37	to	to	PART	TO	_	38	mark	_	_
38	help	help	VERB	VB	VerbForm=Inf	34	advcl	_	_
39	.	.	PUNCT	.	_	4	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | the journeys |  |  |  |  | dangerous *property* | tree rules |
| 2 | **wait** | present | crocodiles |  |  | rivers |  | for wildebeest | vn exist-47.1 «NP V PP.location»: agent=Theme in river=Location |
| 3 | **confuse** | present | city lights | flying birds |  |  |  |  | vn amalgamate-22.2-2 «NP V NP»: agent=Agent bird=Patient |
| 4 | **fly** | gerund |  |  |  |  |  |  | vn spatial\_configuration-47.6-1 «NP V»: agent=Theme |
| 5 | **cut** | present | roads |  |  | crab paths |  |  | vn meander-47.7 «NP V PP.location»: agent=Theme across path=Location |
| 6 | **build** | present | people | tunnels |  |  | now |  | vn build-26.1-1 «NP V NP»: agent=Agent tunnel=Product |
| 7 | **switch off** | present | people *not said here* | lights |  |  |  |  | vn convert-26.6.2-1-1 «NP V NP»: agent=Agent light=Patient |
| 8 | **help** | to-infinitive | people *not said here* |  |  |  |  |  | vn help-72.1-1-1 «NP V PP.theme»: agent=Agent |

<!-- .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:054-migration-the-great-journeys.lesson:4`.

**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: [Migration: the great journeys, 3](https://md.mova.elamur.ai/free/en/corpora/school/biology/54-migration-the-great-journeys/3/)
- next →: [Migration: the great journeys, 5](https://md.mova.elamur.ai/free/en/corpora/school/biology/54-migration-the-great-journeys/5/)
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