nf-builds-the-term-from-its-meta.yaml

# SPDX-FileCopyrightText: Copyright (c) 2025 Objectionary.com
# SPDX-License-Identifier: MIT
---
failure: true
expression: '[[ x -> [[ ]].b ]]'
pattern: '[[ x -> !e1 ]]'
condition:
  nf: '[[ a -> !e1 ]]'