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

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

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