Use arrow keys to move the camera or activate the joystick from the menu.
You can zoom from the menu or press keyboard keys "Q" and "A".
To change the number of pieces select the horizontal and vertical amount from the menu and then press "Create".
Winter, Vilhelms Purvītis
Wanderer above the mists, Caspar David Friedrich
Rider on the Beach, Max Liebermann
A Calm at a Mediterranean Port, Claude Joseph Vernet