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

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

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