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

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

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