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

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

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