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

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

*GRAMMAR*
fep -> BLUE 
 wif -> PINK 
 zup -> GREEN 
 lug -> YELLOW 
 x1 gazzer u1 -> [u1] [x1] [u1] [u1] 
 u1 dax u2 -> [u2] [u1] 
 u1 kiki -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 