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

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

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