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

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

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