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

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

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