The Greek socialist party 's executive bureau gave Prime Minister Costas Simitis its backing if he chooses to call snap elections , its general secretary Costas Skandalidis told reporters on Thursday .
<response> The <misc>Greek</misc> socialist party 's executive bureau gave Prime Minister <person>Costas Simitis</person> its backing if he chooses to call snap elections , its general secretary <person>Costas Skandalidis</person> told reporters on Thursday . </response>