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

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

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