# Chapter IV: Describing and Parsing

> Language disguises thought… The tacit conventions on which the understanding of everyday language depends are enormously complicated.
> — Ludwig Wittgenstein (1889–1951), Tractatus

## §26 Describing objects and rooms

## §27 Listing and grouping objects

## §28 How nouns are parsed

## §29 Plural names for duplicated objects

## §30 How verbs are parsed

## §31 Tokens of grammar

## §32 Scope and what you can see

## §33 Helping the parser out of trouble