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

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

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