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

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

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