How a factory works: belts, robots, checks and people, sentence 16

A barcode is a row of black and white lines standing for a number that a computer looks up; the first product scanned at a shop till by barcode was a pack of chewing gum in 1974.

Who acts: barcode, black lines, computer, first product · What happens: be, stand, look up, scan · To what, where: row, number, first product, shop

This is a sentence of the lesson «How a factory works: belts, robots, checks and people» of the technology 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 (barcode, black lines, computer, first product), 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/technology/1-how-a-factory-works/16/