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

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

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