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

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

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