Rats and mice in the city, and the elephant and mouse myth, sentence 9

Fleas carried by rats helped spread the plague called the Black Death, but scientists now think human fleas and lice also spread it from person to person.

Who acts: Fleas, scientists, human fleas · What happens: carry, help, spread, call, think · To what, where: Fleas, plague · Speech: someone speaks here

This is a sentence of the lesson «Rats and mice in the city, and the elephant and mouse myth» of the biology 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 (Fleas, scientists, human fleas), what happens, when and where, as Mova's frames read it from the tree.

The tree

Pragmatics

form

statement

act

assert

voice

narrator

polarity

none

teacher

kept the draft

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.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/school/biology/222-rats-and-mice-in-the-city-and-the-elephant-and-mouse-myth/9/