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

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

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