---
title: Crows in Japan drop walnuts at traffic lights for cars to crack, and… — Birds of every kind: penguins, ostriches, parrot… · tree and pragmatics
description: Crows in Japan drop walnuts at traffic lights for cars to crack, and crows can remember a human face for years. Who acts: Crows. A sentence of the lesson «Birds of every kind: penguins, ostriches, parrots, hummingbirds, songbirds, crows» of the biology course of Mova's primary school with its depend
---

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# Birds of every kind: penguins, ostriches, parrots, hummingbirds, songbirds, crows, sentence 10

<!-- .ven lang=en -->
Crows in Japan drop walnuts at traffic lights for cars to crack, and crows can remember a human face for years.

<!-- .vintro -->
**Who acts:** Crows · **What happens:** drop, crack, remember · **To what, where:** walnuts, traffic lights, human face

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This is a sentence of the lesson «Birds of every kind: penguins, ostriches, parrots, hummingbirds, songbirds, crows» 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 (Crows), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:035-birds-of-every-kind.lesson:10
# text = Crows in Japan drop walnuts at traffic lights for cars to crack, and crows can remember a human face for years.
# source = school lesson (ours)
# course = biology
# lesson = 035-birds-of-every-kind.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): R5-strong ×1
1	Crows	crow	NOUN	NNS	Number=Plur	4	nsubj	_	_
2	in	in	ADP	IN	_	5	case	_	_
3	Japan	Japan	PROPN	NNP	Number=Sing	1	nmod	_	_
4	drop	drop	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	walnuts	walnut	NOUN	NNS	Number=Plur	4	obj	_	_
6	at	at	ADP	IN	_	8	case	_	_
7	traffic	traffic	NOUN	NN	Number=Sing	8	compound	_	_
8	lights	light	NOUN	NNS	Number=Plur	4	obl	_	_
9	for	for	ADP	IN	_	10	case	_	_
10	cars	car	NOUN	NNS	Number=Plur	8	nmod	_	_
11	to	to	PART	TO	_	12	mark	_	_
12	crack	crack	VERB	VB	VerbForm=Inf	4	advcl	_	Agree=R5-strong|Haiku=10:acl
13	,	,	PUNCT	,	_	17	punct	_	_
14	and	and	CCONJ	CC	_	17	cc	_	_
15	crows	crow	NOUN	NNS	Number=Plur	17	nsubj	_	_
16	can	can	AUX	MD	VerbForm=Fin	17	aux	_	_
17	remember	remember	VERB	VB	VerbForm=Inf	4	conj	_	_
18	a	a	DET	DT	Definite=Ind|PronType=Art	20	det	_	_
19	human	human	ADJ	JJ	Degree=Pos	20	amod	_	_
20	face	face	NOUN	NN	Number=Sing	17	obj	_	_
21	for	for	ADP	IN	_	22	case	_	_
22	years	year	NOUN	NNS	Number=Plur	17	obl	_	_
23	.	.	PUNCT	.	_	4	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 | **drop** | present | Crows  Japan | walnuts |  | traffic lights for cars |  |  | vn put\_direction-9.4 «NP V NP PP.destination»: agent=Agent walnut=Theme at light=Destination |
| 2 | **crack** | to-infinitive | Crows  Japan *not said here* |  |  |  |  |  | vn sound\_emission-43.2 «NP V»: agent=Theme |
| 3 | **remember** | can | crows | a human face |  |  | year |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent face=Theme |

<!-- .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:035-birds-of-every-kind.lesson:10`.

**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): R5-strong ×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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