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

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

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