# Biological Expression Language (BEL) - POC AST & Parser A POC parser for the Biological Expression Language (BEL) format. ## [What is BEL?](https://bel.bio) > BEL is a language for representing scientific findings in the life sciences in a computable form. BEL is designed to represent scientific findings by capturing causal and correlative relationships in context, where context can include information about the biological and experimental system in which the relationships were observed, the supporting publications cited and the process of curation.