Complex sentence: O.P. worked extensively with singers Geeta Dutt, Asha Bhosle, and Mohammed Rafi, but did not work with Bollywood's leading female singer Lata Mangeshkar.
Split into simpler sentences: O.P. worked extensively with singers Geeta Dutt, Asha Bhosle, and Mohammed Rafi. He never worked with Bollywood's leading female singer Lata Mangeshkar.