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

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

*GRAMMAR*
dax -> PINK 
 fep -> YELLOW 
 tufa -> GREEN 
 kiki -> PURPLE 
 u1 zup u2 -> [u2] [u1] 
 x1 blicket u1 -> [u1] [x1] [u1] 
 x1 wif x2 -> [x1] [x1] [x2] [x2] 
 u1 x1 -> [u1] [x1] 
 