Nigeria, sentence 430
From Wikipedia, «Nigeria», revision of the 2026-09-01 dump, CC BY-SA 4.0. The trees and pragmatics of these pages, Mova's parse of that text, are CC BY-SA 4.0 too.
The Niger Delta Nembe Creek oil field was discovered in 1973 and produces from the middle Miocene deltaic sandstone-shale in an anticline structural trap at a depth of 2 to 4 km.
Who acts: Miocene · What happens: discover, produce, shale · To what, where: Creek oil field, 1973, middle, anticline structural trap
This is a sentence of the English Wikipedia article «Nigeria». The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (Miocene), what happens, when and where, as Mova's frames read it from the tree.
Mova's own parse. This tree may be wrong. The article's note marks are left out of the parse.
The tree
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 7 field | det |
| 2 | Niger | Niger | PROPN | Number=Sing | 3 Delta | compound |
| 3 | Delta | Delta | PROPN | Number=Sing | 4 Nembe | compound |
| 4 | Nembe | Nembe | PROPN | Number=Sing | 5 Creek | compound |
| 5 | Creek | Creek | PROPN | Number=Sing | 7 field | compound |
| 6 | oil | oil | NOUN | Number=Sing | 7 field | compound |
| 7 | field | field | NOUN | Number=Sing | 9 discovered | nsubj:pass |
| 8 | was | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin | 9 discovered | aux:pass |
| 9 | discovered | discover | VERB | Tense=Past VerbForm=Part Voice=Pass | root | root |
| 10 | in | in | ADP | _ | 11 1973 | case |
| 11 | 1973 | 1973 | NUM | NumForm=Digit NumType=Card | 9 discovered | obl |
| 12 | and | and | CCONJ | _ | 13 produces | cc |
| 13 | produces | produce | VERB | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 9 discovered | conj |
| 14 | from | from | ADP | _ | 16 middle | case |
| 15 | the | the | DET | Definite=Def PronType=Art | 16 middle | det |
| 16 | middle | middle | NOUN | Number=Sing | 13 produces | obl |
| 17 | Miocene | Miocene | PROPN | Number=Sing | 21 shale | nsubj |
| 18 | deltaic | deltaic | ADJ | Degree=Pos | 21 shale | amod |
| 19 | sandstone | sandstone | NOUN | Number=Sing | 21 shale | compound |
| 20 | - | - | PUNCT | _ | 19 sandstone | punct |
| 21 | shale | shale | NOUN | Number=Sing | 16 middle | acl:relcl |
| 22 | in | in | ADP | _ | 26 trap | case |
| 23 | an | a | DET | Definite=Ind PronType=Art | 26 trap | det |
| 24 | anticline | anticline | NOUN | Number=Sing | 26 trap | compound |
| 25 | structural | structural | ADJ | Degree=Pos | 26 trap | amod |
| 26 | trap | trap | NOUN | Number=Sing | 21 shale | nmod |
| 27 | at | at | ADP | _ | 29 depth | case |
| 28 | a | a | DET | Definite=Ind PronType=Art | 29 depth | det |
| 29 | depth | depth | NOUN | Number=Sing | 26 trap | nmod |
| 30 | of | of | ADP | _ | 34 km | case |
| 31 | 2 | 2 | NUM | NumForm=Digit NumType=Card | 34 km | nummod |
| 32 | to | to | ADP | _ | 33 4 | case |
| 33 | 4 | 4 | NUM | NumForm=Digit NumType=Card | 31 2 | nmod |
| 34 | km | km | NOUN | Number=Sing | 29 depth | nmod |
| 35 | . | . | PUNCT | _ | 9 discovered | punct |
Pragmatics
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | discover | past · passive | the Creek oil field | 1973 | vn discover-84-1 «NP V NP»: subject=Topic | ||||
| 2 | produce | present | the middle | vn create-26.4 «NP V NP PP.material»: agent=Agent from middle=Material | |||||
| 3 | shale | Miocene | the middle not said here | a anticline structural trap at a depth of 2 km | 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.
Text: the English Wikipedia, «Nigeria», revision of the 2026-09-01 dump, CC BY-SA 4.0. Tree: Mova's own parse, CC BY-SA 4.0 as the text is. Frames: Mova's frames reader (prag), the article read in order, CC BY-SA 4.0.
This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/wikipedia/en/Nigeria/430/