static L<GazelleTree> dm_gazelle_reasonAboutChatInput(S userName, S content, O... _) {
  GazelleEvalContext ctx = dm_gazelle_stdEvalContext(dm_gazelle_allRulesWithComment("discord"));
  
  // Need input as first condition
  ctx.engine.dropRulesWhere(r -> cicOneOf(r.comments, "in 1 = statement", "in = statement"));
  
  gazelle_addHelperTablesToRules(ctx.engine);
  
  GazelleTree tree1 = new(ctx, content);
  L<GazelleTree> l = dm_gazelle_getChildren(tree1, firstConditionOnly := true);
  
  GazelleTree tree2 = new(ctx, optCurly(userName) + " says: " + content);
  l.addAll(dm_gazelle_getChildren(tree2, firstConditionOnly := true));
  
  if (boolPar skipBad(_)) l = [GazelleTree t : l | neq(t.prediction, 'bad)];
  gazelle_sortChildren(l);
  ret l;
}