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

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

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