/usr/include/SFML/Graphics/ is in libsfml-dev 1.6+dfsg1-2ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/include/SFML/Graphics/Color.hpp
/usr/include/SFML/Graphics/Drawable.hpp
/usr/include/SFML/Graphics/Font.hpp
/usr/include/SFML/Graphics/Glyph.hpp
/usr/include/SFML/Graphics/Image.hpp
/usr/include/SFML/Graphics/Matrix3.hpp
/usr/include/SFML/Graphics/Matrix3.inl
/usr/include/SFML/Graphics/PostFX.hpp
/usr/include/SFML/Graphics/Rect.hpp
/usr/include/SFML/Graphics/Rect.inl
/usr/include/SFML/Graphics/RenderTarget.hpp
/usr/include/SFML/Graphics/RenderWindow.hpp
/usr/include/SFML/Graphics/Shape.hpp
/usr/include/SFML/Graphics/Sprite.hpp
/usr/include/SFML/Graphics/String.hpp
/usr/include/SFML/Graphics/View.hpp