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

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

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