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

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

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