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

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

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