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

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

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