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

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

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