CREATE TABLE table_name_47 (republican VARCHAR(255), margin_of_error VARCHAR(255), sample_size VARCHAR(255), democrat VARCHAR(255))
Who was the republican when hillary clinton was the democrat and the sample size was more than 1087 with a margin of error of 2.6?
    
SQL: SELECT republican FROM table_name_47 WHERE sample_size > 1087 AND democrat = "hillary clinton" AND margin_of_error = 2.6