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

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

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