*SUPPORT*
IN: gazzer fep lug OUT: BLUE PINK
IN: lug OUT: BLUE
IN: wif wif wif blicket OUT: PURPLE PURPLE PURPLE PURPLE
IN: zup zup zup blicket OUT: GREEN GREEN GREEN GREEN
IN: lug lug fep wif OUT: BLUE PURPLE BLUE
IN: lug wif gazzer lug fep zup OUT: BLUE PURPLE PINK GREEN BLUE
IN: wif OUT: PURPLE
IN: zup fep lug OUT: BLUE GREEN
IN: wif fep zup OUT: GREEN PURPLE
IN: zup lug blicket OUT: GREEN BLUE BLUE
IN: lug fep wif OUT: PURPLE BLUE
IN: gazzer blicket OUT: PINK PINK
IN: lug tufa OUT: BLUE BLUE
IN: wif wif tufa OUT: PURPLE PURPLE PURPLE

*QUERY*
IN: zup fep zup OUT: GREEN GREEN
IN: gazzer OUT: PINK
IN: zup tufa OUT: GREEN GREEN
IN: lug blicket OUT: BLUE BLUE
IN: wif blicket OUT: PURPLE PURPLE
IN: lug fep lug OUT: BLUE BLUE
IN: zup OUT: GREEN
IN: gazzer tufa OUT: PINK PINK
IN: lug fep zup OUT: GREEN BLUE
IN: wif tufa OUT: PURPLE PURPLE

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