LAWS.atom_lines_keep: law of bend-prot@0.1.0.0
Import: import bend-prot@0.1.0.0/LAWS.bend as LAWS
Lines 381-383 of bend-prot@0.1.0.0/LAWS.bend: https://jend.leeeet.dev/read.txt?path=bend-prot@0.1.0.0/LAWS.bend&start_line=381&end_line=383

import Base
import bend-prot@0.1.0.0/pdb.bend as Pdb

# Non-ATOM lines drop, ENDMDL stops the file, the tail never parses.
law atom_lines_keep:
  {Pdb.atom_lines(["ATOM      1  N", "TER", "ENDMDL", "ATOM      2  CA"]) == ["ATOM      1  N"] : List<&2, String>}

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=bend-prot@0.1.0.0/pdb.bend&name=atom_lines