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

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

*GRAMMAR*
zup -> GREEN 
 wif -> YELLOW 
 lug -> PURPLE 
 dax -> PINK 
 u1 fep u2 -> [u1] [u2] [u2] [u2] [u1] 
 u1 tufa -> [u1] [u1] 
 x1 kiki u1 -> [u1] [u1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 