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

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

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