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

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

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