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

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

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