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

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

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