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

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

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