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

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

*GRAMMAR*
wif -> PURPLE 
 gazzer -> GREEN 
 zup -> BLUE 
 lug -> YELLOW 
 x1 tufa x2 -> [x1] [x2] 
 x1 kiki -> [x1] [x1] 
 u1 fep u2 -> [u1] [u2] [u2] 
 u1 x1 -> [u1] [x1] 
 