Mumbai: Playback singer Suman Kalyanpur was always compared with legendary Lata Mangeshkar. There was a reported rift between them over certain issues. However, Kalyanpur, who passed away on Sunday night in Mumbai, had dismissed the speculation in an exclusive chat with this correspondent almost three decades ago. She had responded with characteristic grace and a smile: “I have nothing to say about this. Lata-didi is like my elder sister. We respect each other. I just do my