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

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

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