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

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

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