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

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

*GRAMMAR*
wif -> GREEN 
 dax -> PURPLE 
 zup -> BLUE 
 blicket -> RED 
 x1 gazzer -> [x1] [x1] [x1] 
 u1 fep u2 -> [u2] [u1] 
 u1 tufa u2 -> [u2] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 