Test 2 · ★★ · Myth check: are bats blind?
«a bat flew past my head, it was gonna get stuck in my hair!!» What is right?
Mova's choice: option 2 · The right answer: option 4 · wrong ✗ · Who acts: bat · What happens: fly, be · To what, where: head
This is test 2 · ★★ 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 flew past my head, it was gonna get stuck in my hair!!»
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | « | « | PUNCT | _ | 4 flew | punct |
| 2 | a | a | DET | Definite=Ind PronType=Art | 3 bat | det |
| 3 | bat | bat | NOUN | Number=Sing | 4 flew | nsubj |
| 4 | flew | fly | VERB | Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin | 12 get | advcl |
| 5 | past | past | ADP | _ | 7 head | case |
| 6 | my | my | PRON | Case=Gen Number=Sing Person=1 Poss=Yes PronType=Prs | 7 head | nmod:poss |
| 7 | head | head | NOUN | Number=Sing | 4 flew | obl |
| 8 | , | , | PUNCT | _ | 4 flew | punct |
| 9 | it | it | PRON | Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs | 12 get | nsubj |
| 10 | was | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin | 12 get | cop |
| 11 | gonna | gonna | PART | _ | 12 get | mark |
| 12 | get | get | VERB | VerbForm=Inf | root | root |
| 13 | stuck | stuck | ADJ | Degree=Pos | 12 get | xcomp |
| 14 | in | in | ADP | _ | 16 hair | case |
| 15 | my | my | PRON | Case=Gen Number=Sing Person=1 Poss=Yes PronType=Prs | 16 hair | nmod:poss |
| 16 | hair | hair | NOUN | Number=Sing | 13 stuck | obl |
| 17 | !! | !! | PUNCT | _ | 12 get | punct |
| 18 | » | » | PUNCT | _ | 12 get | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | fly in a quote | past | a bat | my head | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme past head=Trajectory | ||||
| 2 | is in a quote | past | bat | get, stuck property | tree rules |
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: What is right?
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | What | what | PRON | PronType=Int | 3 right | nsubj |
| 2 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 3 right | cop |
| 3 | right | right | ADJ | Degree=Pos | root | root |
| 4 | ? | ? | PUNCT | _ | 3 right | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | is | present | right property | tree rules |
The options
Option 1
Yes, bats aim for hair
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Yes | yes | INTJ | Polarity=Pos | 4 aim | discourse |
| 2 | , | , | PUNCT | _ | 1 Yes | punct |
| 3 | bats | bat | NOUN | Number=Plur | 4 aim | nsubj |
| 4 | aim | aim | VERB | Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin | root | root |
| 5 | for | for | ADP | _ | 6 hair | case |
| 6 | hair | hair | NOUN | Number=Sing | 4 aim | obl |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | aim | present | bats | for hair | vn wish-62 «NP V for NP S_INF»: agent=Pivot |
Option 2 · ← Mova's choice
Yes, it wanted to pull out some of your hair to build a nest in the roof
The tree, 17 words
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Yes | yes | INTJ | Polarity=Pos | 4 wanted | discourse |
| 2 | , | , | PUNCT | _ | 1 Yes | punct |
| 3 | it | it | PRON | Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs | 4 wanted | nsubj |
| 4 | wanted | want | VERB | Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin | root | root |
| 5 | to | to | PART | _ | 6 pull | mark |
| 6 | pull | pull | VERB | VerbForm=Inf | 4 wanted | xcomp |
| 7 | out | out | ADP | _ | 6 pull | compound:prt |
| 8 | some | some | DET | PronType=Ind | 6 pull | obj |
| 9 | of | of | ADP | _ | 11 hair | case |
| 10 | your | your | PRON | Case=Gen Person=2 Poss=Yes PronType=Prs | 11 hair | nmod:poss |
| 11 | hair | hair | NOUN | Number=Sing | 8 some | nmod |
| 12 | to | to | PART | _ | 13 build | mark |
| 13 | build | build | VERB | VerbForm=Inf | 6 pull | advcl |
| 14 | a | a | DET | Definite=Ind PronType=Art | 15 nest | det |
| 15 | nest | nest | NOUN | Number=Sing | 13 build | obj |
| 16 | in | in | ADP | _ | 18 roof | case |
| 17 | the | the | DET | Definite=Def PronType=Art | 18 roof | det |
| 18 | roof | roof | NOUN | Number=Sing | 13 build | obl |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | want | past | it | vn want-32.1-1-1 «NP V NP S_INF»: agent=Pivot clause=Theme | |||||
| 2 | pull out not said to happen | to-infinitive | some | tree rules | |||||
| 3 | build | to-infinitive | a nest | the roof | vn build-26.1-1 «NP.asset V NP»: agent=Asset nest=Product |
Option 3
Yes, bats cannot steer
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Yes | yes | INTJ | Polarity=Pos | 6 steer | discourse |
| 2 | , | , | PUNCT | _ | 1 Yes | punct |
| 3 | bats | bat | NOUN | Number=Plur | 6 steer | nsubj |
| 4 | can | can | AUX | VerbForm=Fin | 6 steer | aux |
| 5 | not | not | PART | Polarity=Neg | 6 steer | advmod |
| 6 | steer | steer | VERB | VerbForm=Inf | root | root |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | not steer | can | bats | vn accompany-51.7 «NP V NP»: agent=Agent |
Option 4 · ✓ the right answer
It was most likely catching insects near you; bats are very good at avoiding things
The tree, 15 words
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | It | it | PRON | Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs | 5 catching | nsubj |
| 2 | was | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin | 5 catching | cop |
| 3 | most | most | ADV | Degree=Sup | 4 likely | advmod |
| 4 | likely | likely | ADV | _ | 5 catching | advmod |
| 5 | catching | catch | VERB | Tense=Pres VerbForm=Part | root | root |
| 6 | insects | insect | NOUN | Number=Plur | 5 catching | obj |
| 7 | near | near | ADP | _ | 8 you | case |
| 8 | you | you | PRON | Case=Acc Person=2 PronType=Prs | 5 catching | obl |
| 9 | ; | ; | PUNCT | _ | 13 good | punct |
| 10 | bats | bat | NOUN | Number=Plur | 13 good | nsubj |
| 11 | are | be | AUX | Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin | 13 good | cop |
| 12 | very | very | ADV | _ | 13 good | advmod |
| 13 | good | good | ADJ | Degree=Pos | 5 catching | conj |
| 14 | at | at | SCONJ | _ | 15 avoiding | mark |
| 15 | avoiding | avoid | VERB | Tense=Pres VerbForm=Part | 13 good | advcl |
| 16 | things | thing | NOUN | Number=Plur | 15 avoiding | obj |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | is | past | It | near you; catch, likely property | tree rules | ||||
| 2 | is | present | bats | good property | tree rules | ||||
| 3 | avoid | gerund | bats not said here | things | vn avoid-52 «NP V NP.location»: agent=Agent thing=Location |
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/t2/