// Generate and test copy until we find a winner
async function findWinningCopy(semilattice, populationId) {
  while (true) {
    
  // Generate 3 copy variations
    const copyLines = generateCopyAlts();
    
    // Test with developers
    let result = await semilattice.answers.simulate({
      population_id: populationId,
      answers: {
        question: "Which message resonates most with you?",
        question_options: { question_type: "single-choice" },
        answer_options: copyLines
      }
    });
    
    // Poll until prediction is complete
    while (result.data[0].status !== "Predicted") {
      await new Promise(resolve => setTimeout(resolve, 1000));
      result = await semilattice.answers.get(result.data[0].id);
    }
    
    // Return winner if >50%, otherwise try again
    const percentages = result.data[0].simulated_answer_percentages;
    const winner = Object.keys(percentages).find(answer => percentages[answer] > 0.5);
    if (winner) return winner.answer;
  }
}