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

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

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