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

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

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