# 2019-10-09 - Difficulty Level and Prerequisites

## Summary

The purpose of the call was to finalise discussion of standardising the terms used to capture `oa:level,` and to unpick how best to model prerequisites that needed to be satisfied in order to participate in certain kinds of activity or at certain levels. For more details see the [Call Notes](https://docs.google.com/document/d/14oUWudYpZCrSbRA_oKFor9nCOn2sYInHJyHwZvRqyLw/edit?usp=sharing).

## Slides

{% embed url="<https://docs.google.com/presentation/d/14whCFAndCPyfz0bSFKZrjdSKYQ8_AJatxyPz4-dJFkE/edit?usp=sharing>" %}

## Video

{% embed url="<https://youtu.be/ee_8fet2emg>" %}


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