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

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

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