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

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

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