*SUPPORT*
IN: wif gazzer OUT: PURPLE PURPLE
IN: zup zup gazzer tufa lug kiki OUT: GREEN GREEN GREEN BLUE BLUE BLUE BLUE
IN: lug lug OUT: BLUE BLUE
IN: zup tufa lug gazzer OUT: GREEN BLUE BLUE BLUE BLUE
IN: dax OUT: YELLOW
IN: dax lug kiki kiki OUT: YELLOW BLUE YELLOW BLUE YELLOW BLUE YELLOW BLUE
IN: wif dax gazzer OUT: PURPLE YELLOW YELLOW
IN: lug OUT: BLUE
IN: wif gazzer kiki kiki OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: zup OUT: GREEN
IN: dax kiki OUT: YELLOW YELLOW
IN: zup gazzer OUT: GREEN GREEN
IN: dax dax kiki OUT: YELLOW YELLOW YELLOW YELLOW
IN: lug gazzer OUT: BLUE BLUE

*QUERY*
IN: lug tufa zup gazzer OUT: BLUE GREEN GREEN GREEN GREEN
IN: dax gazzer tufa dax wif OUT: YELLOW YELLOW YELLOW PURPLE YELLOW PURPLE
IN: lug lug gazzer OUT: BLUE BLUE BLUE
IN: lug kiki OUT: BLUE BLUE
IN: lug gazzer kiki OUT: BLUE BLUE BLUE BLUE
IN: dax gazzer OUT: YELLOW YELLOW
IN: dax dax OUT: YELLOW YELLOW
IN: zup kiki kiki OUT: GREEN GREEN GREEN GREEN
IN: zup dax OUT: GREEN YELLOW
IN: wif gazzer kiki OUT: PURPLE PURPLE PURPLE PURPLE

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