*SUPPORT*
IN: wif fep wif OUT: RED RED RED RED
IN: kiki tufa OUT: PINK PINK PINK PINK PINK
IN: lug tufa OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: dax fep wif OUT: RED PURPLE RED PURPLE
IN: dax fep kiki OUT: PINK PURPLE PINK PURPLE
IN: wif fep lug OUT: YELLOW RED YELLOW RED
IN: lug blicket OUT: YELLOW YELLOW
IN: wif dax fep lug OUT: RED YELLOW PURPLE YELLOW PURPLE
IN: dax tufa OUT: PURPLE PURPLE PURPLE PURPLE PURPLE
IN: lug lug OUT: YELLOW YELLOW
IN: dax fep dax OUT: PURPLE PURPLE PURPLE PURPLE
IN: dax fep lug OUT: YELLOW PURPLE YELLOW PURPLE
IN: dax blicket OUT: PURPLE PURPLE
IN: wif OUT: RED

*QUERY*
IN: wif tufa OUT: RED RED RED RED RED
IN: kiki wif OUT: PINK RED
IN: wif blicket OUT: RED RED
IN: lug dax fep lug OUT: YELLOW YELLOW PURPLE YELLOW PURPLE
IN: kiki OUT: PINK
IN: lug fep lug OUT: YELLOW YELLOW YELLOW YELLOW
IN: dax OUT: PURPLE
IN: lug wif fep dax OUT: YELLOW PURPLE RED PURPLE RED
IN: lug OUT: YELLOW
IN: lug fep dax OUT: PURPLE YELLOW PURPLE YELLOW

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