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

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

*GRAMMAR*
fep -> GREEN 
 kiki -> YELLOW 
 zup -> PINK 
 wif -> PURPLE 
 x1 dax x2 -> [x1] [x2] [x2] 
 x1 lug u1 -> [x1] [u1] 
 u1 tufa -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 