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

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

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