*SUPPORT*
IN: dax gazzer OUT: GREEN GREEN
IN: dax fep tufa OUT: GREEN RED
IN: dax blicket dax gazzer OUT: GREEN PINK GREEN GREEN
IN: blicket gazzer OUT: PINK PINK
IN: lug OUT: PURPLE
IN: tufa fep lug OUT: RED PURPLE
IN: dax wif OUT: GREEN GREEN
IN: tufa tufa dax OUT: RED RED GREEN
IN: blicket wif OUT: PINK PINK
IN: lug wif OUT: PURPLE PURPLE
IN: lug fep blicket OUT: PURPLE PINK
IN: lug dax OUT: PURPLE GREEN
IN: blicket tufa wif OUT: PINK RED RED
IN: tufa blicket OUT: RED PINK

*QUERY*
IN: dax dax fep tufa OUT: GREEN GREEN RED
IN: dax blicket fep blicket OUT: GREEN PINK PINK
IN: tufa gazzer OUT: RED RED
IN: tufa fep tufa OUT: RED RED
IN: lug fep tufa OUT: PURPLE RED
IN: tufa tufa OUT: RED RED
IN: dax OUT: GREEN
IN: lug blicket tufa fep lug OUT: PURPLE PINK RED PURPLE
IN: blicket fep dax OUT: PINK GREEN
IN: lug gazzer OUT: PURPLE PURPLE

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