CREATE TABLE table_74456 ("Tournament" TEXT, "Player" TEXT, "Nationality" TEXT, "Team" TEXT, "Games played" FLOAT, "Goals conceded" FLOAT, "Coefficient" TEXT)

What is the nationality of the 2012 clausura tournament?
SELECT "Nationality" FROM table_74456 WHERE "Tournament" = '2012 Clausura'
SELECT "Nationality" FROM "table_74456" WHERE "Tournament" = '2012 Clausura'