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

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

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