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

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

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