*SUPPORT*
IN: kiki OUT: PURPLE
IN: lug blicket gazzer OUT: RED GREEN
IN: dax dax blicket dax OUT: YELLOW YELLOW YELLOW
IN: kiki wif lug OUT: PURPLE GREEN
IN: lug blicket kiki fep kiki wif dax OUT: PURPLE YELLOW PURPLE GREEN PURPLE YELLOW
IN: lug OUT: GREEN
IN: dax lug wif gazzer OUT: YELLOW GREEN RED
IN: gazzer blicket dax fep kiki OUT: PURPLE YELLOW RED PURPLE
IN: gazzer blicket gazzer fep kiki dax OUT: PURPLE YELLOW RED RED PURPLE YELLOW
IN: gazzer OUT: RED
IN: lug blicket kiki fep gazzer dax OUT: RED YELLOW PURPLE GREEN RED YELLOW
IN: lug dax OUT: GREEN YELLOW
IN: dax blicket kiki OUT: PURPLE YELLOW
IN: lug wif lug OUT: GREEN GREEN

*QUERY*
IN: kiki wif gazzer OUT: PURPLE RED
IN: lug blicket lug OUT: GREEN GREEN
IN: gazzer wif kiki OUT: RED PURPLE
IN: kiki lug wif kiki OUT: PURPLE GREEN PURPLE
IN: kiki lug blicket kiki OUT: PURPLE PURPLE GREEN
IN: kiki wif kiki OUT: PURPLE PURPLE
IN: dax OUT: YELLOW
IN: dax kiki blicket gazzer fep gazzer OUT: RED YELLOW RED PURPLE RED
IN: gazzer wif kiki fep gazzer OUT: RED RED PURPLE RED
IN: dax blicket dax OUT: YELLOW YELLOW

*GRAMMAR*
kiki -> PURPLE 
 lug -> GREEN 
 dax -> YELLOW 
 gazzer -> RED 
 u1 wif u2 -> [u1] [u2] 
 u1 blicket u2 -> [u2] [u1] 
 x1 fep x2 -> [x2] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 