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

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

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