Complex sentence: In 1970, he was unanimous SSP nominee for contesting the elections for Mayor of Allahabad, though he stood as an independent, however he lost the elections to another independent caditate, S. N. Kacker by two votes.
Split into simpler sentences: In 1970, he was the unanimous SSP nominee to contest the election for Mayor of Allahabad, though he stood as an independent. However, he lost the election to another independent caditate, S. N. Kacker, by two votes.