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

*QUERY*
IN: fep OUT: GREEN
IN: fep wif gazzer OUT: PINK GREEN
IN: zup kiki lug OUT: RED YELLOW YELLOW YELLOW
IN: fep kiki gazzer lug OUT: GREEN YELLOW PINK PINK PINK
IN: fep zup wif zup lug OUT: GREEN RED RED RED RED
IN: zup OUT: RED
IN: fep lug OUT: GREEN GREEN GREEN
IN: gazzer fep fep kiki lug OUT: PINK GREEN GREEN YELLOW YELLOW YELLOW
IN: kiki blicket OUT: YELLOW YELLOW
IN: fep zup lug OUT: GREEN RED RED RED

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