CREATE TABLE table_51188 ("Player" TEXT, "Position" TEXT, "First-Team Appearances" TEXT, "First-Team Goals" TEXT, "Current Club" TEXT)

What is the position of the player who has ongoing first-team goals and currently plays for the Aston Villa club?
SELECT "Position" FROM table_51188 WHERE "First-Team Goals" = 'ongoing' AND "Current Club" = 'aston villa'
SELECT "Position" FROM "table_51188" WHERE "Current Club" = 'aston villa' AND "First-Team Goals" = 'ongoing'