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

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

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