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

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

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