Test 1 · Stars, planets and constellations in the night sky
You take a long-exposure photo (the camera stays open for hours) of the northern sky. The stars make circles. Which star is near the centre?
Mova's choice: option 4 · The right answer: option 4 · right ✓ · Who acts: You, camera, stars, star · What happens: take, stay, make, be · To what, where: long exposure photo, circles, centre
This is test 1 of lesson 70 «Stars, planets and constellations in the night sky» of the world course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: the test at school.
The question
Sentence 1: You take a long-exposure photo (the camera stays open for hours) of the northern sky.
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | You | you | PRON | Case=Nom Person=2 PronType=Prs | 2 take | nsubj |
| 2 | take | take | VERB | Mood=Ind Number=Sing Person=2 Tense=Pres VerbForm=Fin | root | root |
| 3 | a | a | DET | Definite=Ind PronType=Art | 7 photo | det |
| 4 | long | long | ADJ | Degree=Pos | 7 photo | amod |
| 5 | - | - | PUNCT | _ | 4 long | punct |
| 6 | exposure | exposure | NOUN | Number=Sing | 7 photo | compound |
| 7 | photo | photo | NOUN | Number=Sing | 2 take | obj |
| 8 | ( | ( | PUNCT | _ | 11 stays | punct |
| 9 | the | the | DET | Definite=Def PronType=Art | 10 camera | det |
| 10 | camera | camera | NOUN | Number=Sing | 11 stays | nsubj |
| 11 | stays | stay | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 7 photo | acl:relcl |
| 12 | open | open | ADJ | Degree=Pos | 11 stays | xcomp |
| 13 | for | for | ADP | _ | 14 hours | case |
| 14 | hours | hour | NOUN | Number=Plur | 11 stays | obl |
| 15 | ) | ) | PUNCT | _ | 11 stays | punct |
| 16 | of | of | ADP | _ | 19 sky | case |
| 17 | the | the | DET | Definite=Def PronType=Art | 19 sky | det |
| 18 | northern | northern | ADJ | Degree=Pos | 19 sky | amod |
| 19 | sky | sky | NOUN | Number=Sing | 11 stays | obl |
| 20 | . | . | PUNCT | _ | 2 take | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | take | present | You | a long exposure photo | vn bring-11.3 «NP V NP»: agent=Agent photo=Theme | ||||
| 2 | stay | present | the camera | a long exposure photo not said here | hour | of the northern sky; open property | vn lodge-46 «NP V ADV»: agent=Theme photo=Location |
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.
Sentence 2: The stars make circles.
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 2 stars | det |
| 2 | stars | star | NOUN | Number=Plur | 3 make | nsubj |
| 3 | make | make | VERB | Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin | root | root |
| 4 | circles | circle | NOUN | Number=Plur | 3 make | obj |
| 5 | . | . | PUNCT | _ | 3 make | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | make | present | the stars | circles | vn build-26.1-1 «NP.asset V NP»: agent=Asset circle=Product |
Sentence 3: Which star is near the centre?
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Which | which | DET | PronType=Int | 2 star | det |
| 2 | star | star | NOUN | Number=Sing | 6 centre | nsubj |
| 3 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 6 centre | cop |
| 4 | near | near | ADP | _ | 6 centre | case |
| 5 | the | the | DET | Definite=Def PronType=Art | 6 centre | det |
| 6 | centre | centre | NOUN | Number=Sing | root | root |
| 7 | ? | ? | PUNCT | _ | 6 centre | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | is | present | which star | the centre | tree rules |
The options
Option 1
The Sun
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 2 Sun | det |
| 2 | Sun | Sun | PROPN | Number=Sing | root | root |
The frames reader finds no event or fact in this sentence.
Option 2
The Southern Cross
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 3 Cross | det |
| 2 | Southern | Southern | PROPN | _ | 3 Cross | flat |
| 3 | Cross | Cross | PROPN | Number=Sing | root | root |
The frames reader finds no event or fact in this sentence.
Option 3
Venus
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Venus | Venus | PROPN | Number=Sing | root | root |
The frames reader finds no event or fact in this sentence.
Option 4 · ← Mova's choice · ✓ the right answer
Polaris, the North Star
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Polaris | Polaris | PROPN | Number=Sing | root | root |
| 2 | , | , | PUNCT | _ | 5 Star | punct |
| 3 | the | the | DET | Definite=Def PronType=Art | 5 Star | det |
| 4 | North | North | PROPN | Number=Sing | 5 Star | compound |
| 5 | Star | Star | PROPN | Number=Sing | 1 Polaris | appos |
The frames reader finds no event or fact in this sentence.
Text: the tests of Mova's primary school, written for Mova (world/data/school/), as the course runner gave them to the student. Trees: Mova's own parse — the en model on the CPU, when the site is built — not checked by a teacher; they may be wrong. Frames: Mova's frames reader (prag), each text read on its own. Elamur Cosmic License.
This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/questions/world/70-the-night-sky/t1/