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

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

*GRAMMAR*
fep -> PURPLE 
 gazzer -> RED 
 lug -> BLUE 
 blicket -> YELLOW 
 u1 tufa u2 -> [u1] [u2] 
 u1 dax u2 -> [u1] [u2] [u1] 
 u1 zup x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 