The Greatest Commandment in the Law

Great commandments were really a statement about what the jews called a statement about weight. Covode was the idea weight some laws carried more weight than others. If we can determine what the weightiest commandments are, the greatest commandments, it will help us know how to read text. The question, which is the greatest commandment? Is a very common one in jesu's jewish world. It's essentially asking the teacher what his interpretive lens is. In matthew, this appears to answer the question and they move on. That's kind of our passage. But in luke, the question seems gets a lot more treatment. I personally believe we are not dealing with parallel stories