Response to Reviewer # 1: The error bars in Figure 2 correspond to the variance from the 5-fold cross-validation results

We thank all the reviewers for their valuable and positive feedback. All minor comments (like typos and notations) pointed out by reviewers will be addressed. There are error bars in one plot, but no mention I saw of what they indicate. The error bars in Figure 2 correspond to the variance from the 5-fold cross-validation results. Since the embeddings are created by predicting the attributes of other nodes in a path... Therefore, we have explicitly focused on molecules (e.g., pointed out in the The baselines also look weak.