*SUPPORT*
IN: kiki wif lug kiki dax kiki OUT: YELLOW YELLOW BLUE PURPLE YELLOW
IN: kiki blicket kiki OUT: YELLOW YELLOW YELLOW
IN: wif wif wif dax kiki OUT: YELLOW BLUE BLUE BLUE
IN: lug OUT: PURPLE
IN: wif OUT: BLUE
IN: kiki lug blicket zup tufa zup blicket zup OUT: YELLOW RED RED PURPLE RED RED RED
IN: kiki OUT: YELLOW
IN: kiki lug lug kiki OUT: YELLOW PURPLE PURPLE YELLOW
IN: wif blicket kiki OUT: YELLOW YELLOW BLUE
IN: kiki blicket wif dax wif OUT: BLUE BLUE BLUE BLUE YELLOW
IN: lug blicket lug OUT: PURPLE PURPLE PURPLE
IN: zup zup zup OUT: RED RED RED
IN: kiki wif OUT: YELLOW BLUE
IN: wif zup OUT: BLUE RED

*QUERY*
IN: wif wif OUT: BLUE BLUE
IN: zup OUT: RED
IN: zup blicket kiki OUT: YELLOW YELLOW RED
IN: lug wif kiki wif OUT: PURPLE BLUE YELLOW BLUE
IN: zup zup tufa lug OUT: RED RED PURPLE
IN: lug tufa zup blicket kiki wif OUT: PURPLE YELLOW BLUE YELLOW BLUE RED
IN: lug blicket zup OUT: RED RED PURPLE
IN: kiki zup zup blicket lug OUT: YELLOW RED PURPLE PURPLE RED
IN: kiki dax zup blicket lug tufa kiki OUT: PURPLE PURPLE RED YELLOW YELLOW
IN: wif dax lug OUT: PURPLE BLUE

*GRAMMAR*
lug -> PURPLE 
 wif -> BLUE 
 zup -> RED 
 kiki -> YELLOW 
 x1 tufa x2 -> [x1] [x2] 
 u1 blicket x1 -> [x1] [x1] [u1] 
 x1 dax x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 