*SUPPORT*
IN: tufa OUT: BLUE
IN: fep OUT: RED
IN: gazzer fep dax blicket fep lug OUT: RED RED GREEN RED RED RED RED RED
IN: fep gazzer lug OUT: RED GREEN GREEN
IN: zup fep OUT: PURPLE RED
IN: tufa lug OUT: BLUE BLUE
IN: fep dax OUT: RED RED RED
IN: zup lug OUT: PURPLE PURPLE
IN: zup fep dax OUT: PURPLE RED RED RED
IN: zup lug blicket fep lug OUT: RED RED PURPLE PURPLE RED RED
IN: gazzer zup dax OUT: GREEN PURPLE PURPLE PURPLE
IN: tufa dax OUT: BLUE BLUE BLUE
IN: zup fep lug OUT: PURPLE RED RED
IN: gazzer lug OUT: GREEN GREEN

*QUERY*
IN: zup gazzer dax OUT: PURPLE GREEN GREEN GREEN
IN: fep lug OUT: RED RED
IN: zup dax OUT: PURPLE PURPLE PURPLE
IN: fep blicket gazzer OUT: GREEN RED GREEN
IN: zup OUT: PURPLE
IN: fep gazzer dax OUT: RED GREEN GREEN GREEN
IN: zup tufa lug blicket zup OUT: PURPLE PURPLE BLUE BLUE PURPLE
IN: gazzer OUT: GREEN
IN: tufa fep tufa lug blicket tufa OUT: BLUE BLUE RED BLUE BLUE BLUE
IN: fep zup dax OUT: RED PURPLE PURPLE PURPLE

*GRAMMAR*
fep -> RED 
 zup -> PURPLE 
 gazzer -> GREEN 
 tufa -> BLUE 
 x1 blicket x2 -> [x2] [x1] [x2] 
 u1 dax -> [u1] [u1] [u1] 
 u1 lug -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 