Final answer:
Suman Kalyanpur accused Lata Mangeshkar of using her influence to sabotage Kalyanpur's career in 1982, leading to a controversy regarding the politics behind Bollywood playback singing opportunities.
Step-by-step explanation:
In 1982, the Indian playback singer Suman Kalyanpur made accusations against fellow singer Lata Mangeshkar that revolved around industry politics and overshadowed talent. Suman Kalyanpur suggested that Lata Mangeshkar used her influence to limit Kalyanpur's singing opportunities in Bollywood songs, essentially sabotaging her career. This led to a controversy rooted in the competitive nature of the film industry and the struggle for female playback singers to maintain prominence.
The nature of these accusations were not merely professional but deeply personal, highlighting the challenges and rivalries that existed within the close-knit community of playback singers at that time. While the accusations were significant, they were not universally accepted as fact, and several industry insiders and fans have debated their veracity over the years.