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

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

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