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

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

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