def decide_lbw(analysis_data):
    trajectory = analysis_data["trajectory"]
    if not trajectory or len(trajectory) < 2:
        return "Not Out (Insufficient data)"

    # Simplified logic: check trajectory alignment
    start_x = trajectory[0][0]
    end_x = trajectory[-1][0]

    if abs(end_x - start_x) < 30:
        return "Out (Straight trajectory hitting stumps)"
    else:
        return "Not Out (Ball missing stumps)"