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

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

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