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

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

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