How to create tf records for a custom dataset and run TFR Ranking on it?

[SubhayanDas08]

As the example is given in https://www.tensorflow.org/ranking/tutorials/ranking_dnn_distributed , it directly uses the TF Records and doesnt show how the data got converted into them. Even though as per format there should be just query, document and relevance in the tf record, but the code crashes everytime it runs. Please provide the features / format used in creating the tf records for Antique dataset/