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

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

*GRAMMAR*
wif -> YELLOW 
 lug -> BLUE 
 fep -> PURPLE 
 zup -> GREEN 
 x1 gazzer x2 -> [x2] [x1] 
 x1 dax -> [x1] [x1] 
 u1 blicket -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 