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

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

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