*SUPPORT*
IN: blicket zup wif lug OUT: PURPLE BLUE YELLOW
IN: lug blicket wif lug OUT: YELLOW PURPLE YELLOW
IN: lug wif lug OUT: YELLOW YELLOW
IN: blicket fep zup OUT: PURPLE PURPLE BLUE
IN: zup fep zup OUT: BLUE BLUE BLUE
IN: dax lug OUT: GREEN YELLOW
IN: lug OUT: YELLOW
IN: zup zup zup wif blicket OUT: BLUE BLUE BLUE PURPLE
IN: dax OUT: GREEN
IN: lug lug fep zup OUT: YELLOW YELLOW YELLOW BLUE
IN: dax dax tufa dax OUT: GREEN GREEN GREEN
IN: blicket OUT: PURPLE
IN: zup blicket OUT: BLUE PURPLE
IN: lug zup wif lug OUT: YELLOW BLUE YELLOW

*QUERY*
IN: dax wif zup OUT: GREEN BLUE
IN: zup tufa dax OUT: BLUE GREEN
IN: blicket wif dax OUT: PURPLE GREEN
IN: blicket tufa zup OUT: PURPLE BLUE
IN: lug fep zup OUT: YELLOW YELLOW BLUE
IN: dax tufa blicket OUT: GREEN PURPLE
IN: blicket tufa blicket OUT: PURPLE PURPLE
IN: blicket blicket fep zup OUT: PURPLE PURPLE PURPLE BLUE
IN: zup OUT: BLUE
IN: lug lug fep lug OUT: YELLOW YELLOW YELLOW YELLOW

*GRAMMAR*
lug -> YELLOW 
 dax -> GREEN 
 zup -> BLUE 
 blicket -> PURPLE 
 u1 tufa u2 -> [u1] [u2] 
 u1 fep u2 -> [u1] [u1] [u2] 
 u1 wif u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 