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

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

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