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

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

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