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

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

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