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

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

*GRAMMAR*
kiki -> GREEN 
 fep -> BLUE 
 wif -> PINK 
 zup -> RED 
 x1 gazzer x2 -> [x1] [x2] 
 u1 dax u2 -> [u2] [u2] [u1] 
 u1 lug x1 -> [x1] [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 