*SUPPORT*
IN: zup zup wif dax blicket OUT: PINK GREEN GREEN GREEN GREEN
IN: blicket wif tufa blicket dax zup OUT: GREEN PINK PINK PINK PINK PINK PINK PINK
IN: zup tufa lug OUT: GREEN YELLOW GREEN
IN: lug wif OUT: YELLOW YELLOW YELLOW
IN: kiki dax zup OUT: GREEN RED
IN: kiki OUT: RED
IN: blicket OUT: PINK
IN: zup blicket tufa kiki dax kiki OUT: RED GREEN PINK RED GREEN PINK
IN: blicket wif tufa blicket OUT: PINK PINK PINK PINK PINK PINK PINK
IN: lug dax zup OUT: GREEN YELLOW
IN: lug tufa kiki OUT: YELLOW RED YELLOW
IN: zup wif dax lug OUT: YELLOW GREEN GREEN GREEN
IN: kiki wif OUT: RED RED RED
IN: zup wif OUT: GREEN GREEN GREEN

*QUERY*
IN: lug dax zup dax lug OUT: YELLOW GREEN YELLOW
IN: kiki dax kiki OUT: RED RED
IN: kiki wif tufa zup OUT: RED RED RED GREEN RED RED RED
IN: zup zup wif OUT: GREEN GREEN GREEN GREEN
IN: blicket kiki dax lug tufa zup OUT: YELLOW PINK RED GREEN YELLOW PINK RED
IN: blicket lug lug wif dax kiki OUT: RED PINK YELLOW YELLOW YELLOW YELLOW
IN: zup lug OUT: GREEN YELLOW
IN: lug kiki kiki wif OUT: YELLOW RED RED RED RED
IN: lug kiki wif dax kiki OUT: RED YELLOW RED RED RED
IN: lug OUT: YELLOW

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