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

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

*GRAMMAR*
blicket -> PURPLE 
 dax -> RED 
 lug -> BLUE 
 wif -> GREEN 
 u1 zup -> [u1] [u1] 
 u1 tufa x1 -> [u1] [x1] 
 x1 gazzer x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 