What are the first names and last names of those students?
SELECT distinct T1.Fname, T1.Lname FROM STUDENT AS T1 JOIN VOTING_RECORD AS T2 ON T1.StuID   =   Class_Senator_Vote WHERE  T2.Election_Cycle   =   "Spring"
first names and last names of students refers to SELECT Fname, Lname; distinct is used to avoid duplicates; joining on students who voted for class senator in a specific election cycle;