<P>--------------Legislature: </P> <Ul> <Li> Parliament </Li> </Ul> <Dl> <Dd> <Ul> <Li> Rajya Sabha (Chairman) </Li> <Li> Lok Sabha (Speaker) </Li> </Ul> </Dd> </Dl> <Dd> <Ul> <Li> Rajya Sabha (Chairman) </Li> <Li> Lok Sabha (Speaker) </Li> </Ul> </Dd>

Who is the only vice president who worked under three different presidents of india