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

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

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