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

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

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