The SP has fielded Pandhari Yadav from Phulpur, a constituency which came into prominence after being represented by the nation's first Prime Minister Jawaharlal Nehru until his death in 1964.
Yadav is contesting the seat against Bharatiya Janata Party (BJP) candidate Kesari Devi Patel and the Congress's Pankaj Niranjan.
From Allahabad, the SP has fielded Rajendra Singh Patel.
The SP, which won five seats in the 2014 elections, is contesting this general election in alliance with Mayawati's Bahujan Samaj Party (BSP) and Ajit Singh's Rashtriya Lok Dal (RLD).
The SP is contesting 37, BSP 38 and the RLD three seats in the state. The SP-BSP-RLD alliance has left the two seats of Amethi and Rae Bareli for the Congress.
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