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

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

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