---
title: Lichen, like old man's beard, is not a plant but a fungus and a tiny… — Forests: woodland through the year and the great… · tree and pragmatics
description: Lichen, like old man's beard, is not a plant but a fungus and a tiny green alga living together; beard lichens take water and food straight from the air, so they grow only where the air is very clean, and reindeer dig under snow to eat lichen. Who acts: Lichen, tiny green alga, beard lichens, plants
---

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# Forests: woodland through the year and the great northern forest, sentence 15

<!-- .ven lang=en -->
Lichen, like old man's beard, is not a plant but a fungus and a tiny green alga living together; beard lichens take water and food straight from the air, so they grow only where the air is very clean, and reindeer dig under snow to eat lichen.

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**Who acts:** Lichen, tiny green alga, beard lichens, plants, air, reindeer · **What happens:** not be, live together, take, grow, be, dig · **To what, where:** plant, water, air, snow, lichen

<!-- .vabout -->
This is a sentence of the lesson «Forests: woodland through the year and the great northern forest» 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 (Lichen, tiny green alga, beard lichens, plants), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:012-forests-woodland-through-the-year.lesson:15
# text = Lichen, like old man's beard, is not a plant but a fungus and a tiny green alga living together; beard lichens take water and food straight from the air, so they grow only where the air is very clean, and reindeer dig under snow to eat lichen.
# source = school lesson (ours)
# course = biology
# lesson = 012-forests-woodland-through-the-year.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 ×4, R6-punct-agree ×1, R7-rel-agree ×1
1	Lichen	Lichen	PROPN	NNP	Number=Sing	12	nsubj	_	_
2	,	,	PUNCT	,	_	7	punct	_	_
3	like	like	ADP	IN	_	7	case	_	_
4	old	old	ADJ	JJ	Degree=Pos	5	amod	_	_
5	man	man	NOUN	NN	Number=Sing	7	nmod:poss	_	_
6	's	's	PART	POS	_	5	case	_	_
7	beard	beard	NOUN	NN	Number=Sing	1	appos	_	_
8	,	,	PUNCT	,	_	1	punct	_	_
9	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	cop	_	_
10	not	not	PART	RB	Polarity=Neg	12	advmod	_	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	12	det	_	_
12	plant	plant	NOUN	NN	Number=Sing	26	parataxis	_	_
13	but	but	CCONJ	CC	_	15	cc	_	_
14	a	a	DET	DT	Definite=Ind|PronType=Art	15	det	_	_
15	fungus	fungus	NOUN	NN	Number=Sing	12	conj	_	_
16	and	and	CCONJ	CC	_	20	cc	_	_
17	a	a	DET	DT	Definite=Ind|PronType=Art	20	det	_	_
18	tiny	tiny	ADJ	JJ	Degree=Pos	20	amod	_	_
19	green	green	ADJ	JJ	Degree=Pos	20	amod	_	_
20	alga	alga	NOUN	NN	Number=Sing	15	conj	_	Agree=R5-strong|Haiku=12:conj
21	living	live	VERB	VBG	VerbForm=Ger	20	acl	_	_
22	together	together	ADV	RB	_	21	advmod	_	_
23	;	;	PUNCT	,	_	25	punct	_	_
24	beard	beard	NOUN	NN	Number=Sing	25	compound	_	_
25	lichens	lichen	NOUN	NNS	Number=Plur	26	nsubj	_	Agree=R5-strong|Haiku=20:conj
26	take	take	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
27	water	water	NOUN	NN	Number=Sing	26	obj	_	_
28	and	and	CCONJ	CC	_	30	cc	_	_
29	food	food	NOUN	NN	Number=Sing	27	conj	_	Agree=R5-strong|Haiku=30:compound
30	straight	straight	NOUN	NN	Number=Sing	27	conj	_	_
31	from	from	ADP	IN	_	33	case	_	_
32	the	the	DET	DT	Definite=Def|PronType=Art	33	det	_	_
33	air	air	NOUN	NN	Number=Sing	26	obl	_	_
34	,	,	PUNCT	,	_	37	punct	_	_
35	so	so	ADV	RB	_	37	advmod	_	_
36	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	37	nsubj	_	_
37	grow	grow	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	26	conj	_	_
38	only	only	ADV	RB	_	39	advmod	_	_
39	where	where	ADV	WRB	PronType=Rel	44	advmod	_	_
40	the	the	DET	DT	Definite=Def|PronType=Art	41	det	_	_
41	air	air	NOUN	NN	Number=Sing	44	nsubj	_	_
42	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	44	cop	_	_
43	very	very	ADV	RB	_	44	advmod	_	_
44	clean	clean	ADJ	JJ	Degree=Pos	37	advcl	_	Agree=R7-rel-agree|Haiku=37:ccomp
45	,	,	PUNCT	,	_	48	punct	_	_
46	and	and	CCONJ	CC	_	48	cc	_	_
47	reindeer	reindeer	NOUN	NNS	Number=Plur	48	nsubj	_	_
48	dig	dig	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	44	conj	_	_
49	under	under	ADP	IN	_	50	case	_	_
50	snow	snow	NOUN	NN	Number=Sing	48	obl	_	_
51	to	to	PART	TO	_	52	mark	_	_
52	eat	eat	VERB	VB	VerbForm=Inf	48	advcl	_	Agree=R5-strong|Haiku=50:acl
53	lichen	lichen	NOUN	NN	Number=Sing	52	obj	_	_
54	.	.	PUNCT	.	_	12	punct	_	Agree=R6-punct-agree|Haiku=26: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 | **not** **is a** | present | Lichen | a plant but a fungus and a tiny green alga |  |  |  |  | tree rules |
| 2 | **live together** | gerund | a tiny green alga *not said here* |  |  |  |  | together *property* | vn exist-47.1-1 «NP V»: agent=Theme |
| 3 | **take** | infinitive | beard lichens | water and food and straight |  | the air |  |  | vn bring-11.3 «NP V NP PP.initial\_location»: agent=Agent water=Theme from air=Initial\_Location |
| 4 | **grow** | present | plants *= plant* |  |  |  |  |  | vn appear-48.1.1 «NP V»: agent=Theme |
| 5 | **is** | present | the air |  |  |  |  | clean *property* | tree rules |
| 6 | **dig** | present | reindeer |  |  | snow |  |  | vn hunt-35.1 «NP V PP.theme PP.location»: agent=Agent under snow=Location |
| 7 | **eat** | to-infinitive | reindeer *not said here* | lichen |  |  |  |  | vn eat-39.1-1 «NP V NP»: agent=Agent lichen=Patient |

<!-- .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:012-forests-woodland-through-the-year.lesson:15`.

**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 ×4, R6-punct-agree ×1, 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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