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

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

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