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

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

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