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

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

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