UPDATE persons SET phase = null WHERE id_person = 'person116';
UPDATE persons SET phase = null WHERE id_person = 'person141';
UPDATE persons SET phase = null WHERE id_person = 'person193';
UPDATE persons SET phase = null WHERE id_person = 'person309';
UPDATE persons SET phase = null WHERE id_person = 'person361';
UPDATE persons SET phase = null WHERE id_person = 'person429';
UPDATE persons SET phase = null WHERE id_person = 'person107';
UPDATE persons SET phase = null WHERE id_person = 'person171';
UPDATE persons SET phase = null WHERE id_person = 'person335';
UPDATE persons SET phase = null WHERE id_person = 'person378';
UPDATE persons SET phase = null WHERE id_person = 'person40';
