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

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

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