Test 5 · ★★ · Myth check: are bats blind?
A bat has a body, two wings and two feet. Five bats hang from a cave roof. How many wings?
Mova's choice: option 1 · The right answer: option 2 · wrong ✗ · Who acts: bat, Five bats · What happens: have, hang · To what, where: body, cave roof
This is test 5 · ★★ of lesson 153 «Myth check: are bats blind?» of the biology 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: A bat has a body, two wings and two feet.
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | A | a | DET | Definite=Ind PronType=Art | 2 bat | det |
| 2 | bat | bat | NOUN | Number=Sing | 3 has | nsubj |
| 3 | has | have | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | root | root |
| 4 | a | a | DET | Definite=Ind PronType=Art | 5 body | det |
| 5 | body | body | NOUN | Number=Sing | 3 has | obj |
| 6 | , | , | PUNCT | _ | 8 wings | punct |
| 7 | two | two | NUM | NumForm=Word NumType=Card | 8 wings | nummod |
| 8 | wings | wing | NOUN | Number=Plur | 5 body | conj |
| 9 | and | and | CCONJ | _ | 11 feet | cc |
| 10 | two | two | NUM | NumForm=Word NumType=Card | 11 feet | nummod |
| 11 | feet | foot | NOUN | Number=Plur | 5 body | conj |
| 12 | . | . | PUNCT | _ | 3 has | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | have | present | a bat | a body and two wings and two feet | vn birth-28.2-1 «NP V NP»: agent=Agent body=Patient |
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: Five bats hang from a cave roof.
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Five | five | NUM | NumForm=Word NumType=Card | 2 bats | nummod |
| 2 | bats | bat | NOUN | Number=Plur | 3 hang | nsubj |
| 3 | hang | hang | VERB | Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin | root | root |
| 4 | from | from | ADP | _ | 7 roof | case |
| 5 | a | a | DET | Definite=Ind PronType=Art | 7 roof | det |
| 6 | cave | cave | NOUN | Number=Sing | 7 roof | compound |
| 7 | roof | roof | NOUN | Number=Sing | 3 hang | obl |
| 8 | . | . | PUNCT | _ | 3 hang | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | hang | present | Five bats | a cave roof | vn assuming_position-50 «NP V»: agent=Agent |
Sentence 3: How many wings?
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | How | how | ADV | PronType=Int | 2 many | advmod |
| 2 | many | many | ADJ | Degree=Pos | 3 wings | amod |
| 3 | wings | wing | NOUN | Number=Plur | root | root |
| 4 | ? | ? | PUNCT | _ | 3 wings | punct |
The frames reader finds no event or fact in this sentence.
The options
Option 1 · ← Mova's choice
15
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | 15 | 15 | NUM | NumForm=Digit NumType=Card | root | root |
The frames reader finds no event or fact in this sentence.
Option 2 · ✓ the right answer
10
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | 10 | 10 | NUM | NumForm=Digit NumType=Card | root | root |
The frames reader finds no event or fact in this sentence.
Option 3
20
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | 20 | 20 | NUM | NumForm=Digit NumType=Card | root | root |
The frames reader finds no event or fact in this sentence.
Option 4
5
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | 5 | 5 | NUM | NumForm=Digit NumType=Card | root | root |
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/biology/153-are-bats-blind/t5/