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

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

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