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

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

*GRAMMAR*
dax -> BLUE 
 lug -> RED 
 wif -> PURPLE 
 fep -> GREEN 
 x1 zup u1 -> [u1] [x1] 
 x1 kiki x2 -> [x2] [x1] [x2] 
 x1 gazzer x2 -> [x1] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 