what are the first name and last name of all candidates?
SELECT T2.first_name ,  T2.last_name FROM candidates AS T1 JOIN people AS T2 ON T1.candidate_id = T2.person_id
SELECT T2.first_name ,  T2.last_name FROM candidates AS T1 JOIN people AS T2 ON T1.candidate_id = T2.person_id
[{'first_name': 'Shannon', 'last_name': 'Senger'}, {'first_name': 'Virginie', 'last_name': 'Hartmann'}, {'first_name': 'Dariana', 'last_name': 'Bednar'}, {'first_name': 'Verna', 'last_name': 'Grant'}, {'first_name': 'Hoyt', 'last_name': 'Wintheiser'}, {'first_name': 'Mayra', 'last_name': 'Hartmann'}, {'first_name': 'Lizeth', 'last_name': 'Bartoletti'}, {'first_name': 'Nova', 'last_name': 'Feest'}]