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

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

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