Pendulums, Greenwich and railway time, atomic clocks and phones, sentence 15

John Harrison, a carpenter born in Yorkshire, built sea clocks in the 1700s that kept good time on rolling ships, so sailors could find how far east or west they were.

Who acts: John, sea clocks, sailors · What happens: bear, build, keep, roll, find, be · To what, where: carpenter, Yorkshire, sea clocks, 1700s, rolling ships · Speech: someone speaks here

This is a sentence of the lesson «Pendulums, Greenwich and railway time, atomic clocks and phones» of the world 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 (John, sea clocks, sailors), what happens, when and where, as Mova's frames read it from the tree.

The tree

Pragmatics

form

statement

act

assert

voice

narrator

polarity

pos

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/world/123-pendulums-greenwich-atomic-clocks/15/