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

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

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