---
title: In 1971 the astronaut David Scott dropped a hammer and a falcon feat… — Why things fall: the apple and the pull of the E… · tree and pragmatics
description: In 1971 the astronaut David Scott dropped a hammer and a falcon feather on the Moon, and they landed together. Who acts: astronaut, hammer. A sentence of the lesson «Why things fall: the apple and the pull of the Earth» of the physics course of Mova's primary school with its dependency tree and the 
---

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# Why things fall: the apple and the pull of the Earth, sentence 16

<!-- .ven lang=en -->
In 1971 the astronaut David Scott dropped a hammer and a falcon feather on the Moon, and they landed together.

<!-- .vintro -->
**Who acts:** astronaut, hammer · **What happens:** drop, land · **To what, where:** hammer, 1971

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This is a sentence of the lesson «Why things fall: the apple and the pull of the Earth» of the physics 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 (astronaut, hammer), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:physics:001-why-things-fall.lesson:16
# text = In 1971 the astronaut David Scott dropped a hammer and a falcon feather on the Moon, and they landed together.
# source = school lesson (ours)
# course = physics
# lesson = 001-why-things-fall.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): no change
1	In	in	ADP	IN	_	2	case	_	_
2	1971	1971	NUM	CD	NumForm=Digit|NumType=Card	7	obl	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	astronaut	astronaut	NOUN	NN	Number=Sing	7	nsubj	_	_
5	David	David	PROPN	NNP	Number=Sing	4	appos	_	_
6	Scott	Scott	PROPN	NNP	Number=Sing	5	flat	_	_
7	dropped	drop	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
9	hammer	hammer	NOUN	NN	Number=Sing	7	obj	_	_
10	and	and	CCONJ	CC	_	13	cc	_	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
12	falcon	falcon	NOUN	NN	Number=Sing	13	compound	_	_
13	feather	feather	NOUN	NN	Number=Sing	9	conj	_	_
14	on	on	ADP	IN	_	16	case	_	_
15	the	the	DET	DT	Definite=Def|PronType=Art	16	det	_	_
16	Moon	Moon	PROPN	NNP	Number=Sing	13	nmod	_	_
17	,	,	PUNCT	,	_	20	punct	_	_
18	and	and	CCONJ	CC	_	20	cc	_	_
19	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	20	nsubj	_	_
20	landed	land	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	7	conj	_	_
21	together	together	ADV	RB	_	20	advmod	_	_
22	.	.	PUNCT	.	_	7	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** | past | the astronaut | a hammer and a falcon feather on the Moon |  | 1971 |  |  | vn put\_direction-9.4 «NP V NP PP.destination»: agent=Agent hammer=Theme in 1971=Destination |
| 2 | **land** | past | hammer |  |  |  |  | together *property* | vn pocket-9.10-1 «NP V»: agent=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:physics:001-why-things-fall.lesson:16`.

**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): no change. **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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