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

*QUERY*
IN: fep zup OUT: BLUE BLUE BLUE
IN: lug gazzer lug zup OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: wif OUT: YELLOW
IN: fep gazzer lug OUT: BLUE GREEN
IN: lug OUT: GREEN
IN: fep gazzer wif OUT: BLUE YELLOW
IN: wif lug lug gazzer fep OUT: YELLOW GREEN GREEN BLUE
IN: lug lug blicket OUT: GREEN GREEN GREEN GREEN GREEN
IN: lug blicket OUT: GREEN GREEN GREEN GREEN
IN: fep gazzer lug zup OUT: BLUE GREEN BLUE GREEN BLUE GREEN

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