Consider the following relational schema Voter (Voter_id, Voter_name, Age,Gender, constituency, Image, status) Candidate (Candidate_id, Candidate_name, Age, Sex, constituency, Party_id) Party (Party_id, Party_name, President_name) Vote(Voter_id, Candidate_id) Write the Following query into relational algebra. The key attribute is underlined. (i) Retrieve all-female candidate details. (ii) Retrieve all-female senior citizen voter details. (iii) Retrieve the candidate's name and their party president's name. (iv) Retrieve the total number of male candidates.

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