This was to maintain the religious tradition of the Greek Orthodox church, in which a buried person has to be commemorated at following intervals of 40 days; 6 months; 1 year; 3 years; and 5 years, after their death.
Tratábase de manter a tradición relixiosa da igrexa ortodoxa grega, na que unha persoa enterrada debe ser conmemorado aos 40 días, 6 meses, 1, 3 e 5 anos logo da súa morte.