Even outside of idioms and what can be communicated using the same exact words, there's that everything exists in a context that is _almost always unspoken_ until you interrogate it.
Why are you eating lunch?
Why do you _need_ to eat lunch?
Do you _need_ to eat lunch, what are the consequences for not eating lunch?
_Where_ are you eating lunch?
Are you eating lunch _with_ anyone?
Each layer increases our amount of detail.
But AP asks us to map this ahead of time.
4/