UPDATE persons SET phase = null WHERE id_person = 'person100';
UPDATE persons SET phase = null WHERE id_person = 'person204';
UPDATE persons SET phase = null WHERE id_person = 'person205';
UPDATE persons SET phase = null WHERE id_person = 'person361';
UPDATE persons SET phase = null WHERE id_person = 'person383';
UPDATE persons SET phase = null WHERE id_person = 'person429';
UPDATE persons SET phase = null WHERE id_person = 'person51';
UPDATE persons SET phase = null WHERE id_person = 'person168';
UPDATE persons SET phase = null WHERE id_person = 'person180';
UPDATE persons SET phase = null WHERE id_person = 'person240';
UPDATE persons SET phase = null WHERE id_person = 'person335';
UPDATE persons SET phase = null WHERE id_person = 'person351';
UPDATE persons SET phase = null WHERE id_person = 'person52';
