O que é Country, quando a equipe anterior (liga) é "Kingston Frontenacs (OHL) ", e quando o jogador é "Anthony Stewart"
CREATE TABLE table_name_45 (country VARCHAR, previous_team__league_ VARCHAR, player VARCHAR)
SELECT country FROM table_name_45 WHERE previous_team__league_ = "kingston frontenacs ( ohl )" AND player = "anthony stewart category:articles with hcards"