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

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

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