aww, i'm sorry to hear that.
If anything, i would try talking with her at ease. maybe tell her your feelings about the situation, idk if you already did or not. But anyways, i have a question, how long did you know her for?? and...could you tell me about the other two past relationships you had?? Becuase, i'm just trying to figure out something...let me know..i want to try to help out anyway i can...PM me or just reply on here...