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

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

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