*SUPPORT*
IN: tufa dax fep fep OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: kiki fep OUT: PINK PINK
IN: wif wif fep OUT: RED RED RED RED
IN: kiki kiki dax fep OUT: PINK PINK PINK PINK PINK PINK PINK PINK
IN: kiki gazzer tufa OUT: PINK PINK YELLOW PINK YELLOW YELLOW YELLOW
IN: wif dax dax fep OUT: RED RED RED RED RED RED RED RED
IN: wif kiki dax fep OUT: RED PINK RED PINK RED PINK RED PINK
IN: wif fep OUT: RED RED
IN: kiki dax OUT: PINK PINK
IN: kiki tufa dax OUT: PINK YELLOW PINK YELLOW
IN: lug fep dax OUT: GREEN GREEN GREEN GREEN
IN: lug dax fep OUT: GREEN GREEN GREEN GREEN
IN: kiki OUT: PINK
IN: tufa dax fep OUT: YELLOW YELLOW YELLOW YELLOW

*QUERY*
IN: wif dax dax OUT: RED RED RED RED
IN: lug lug fep OUT: GREEN GREEN GREEN GREEN
IN: lug kiki OUT: GREEN PINK
IN: tufa lug dax dax OUT: YELLOW GREEN YELLOW GREEN YELLOW GREEN YELLOW GREEN
IN: lug fep OUT: GREEN GREEN
IN: tufa gazzer kiki OUT: YELLOW YELLOW PINK YELLOW PINK PINK PINK
IN: tufa kiki OUT: YELLOW PINK
IN: wif OUT: RED
IN: lug OUT: GREEN
IN: tufa OUT: YELLOW

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