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

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

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