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

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

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