This Puzzle type appeared in Oguz Atay Puzzle Contest(OAPC-6) championship.
Place some stars in the grid so that there is exactly one star in every row, column and outlined region. Stars cannot touch each other, not even diagonally. Additionally, all remaining cells must be traversed by a single closed loop. There are no stars or loop segments on black cells. Some of the stars or part of the loop may be already given.