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

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

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