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

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

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