*SUPPORT*
IN: lug OUT: RED
IN: lug fep dax OUT: RED GREEN RED GREEN RED GREEN
IN: kiki dax OUT: PURPLE PURPLE PURPLE
IN: tufa tufa zup OUT: BLUE BLUE BLUE BLUE BLUE
IN: fep OUT: GREEN
IN: tufa dax OUT: BLUE BLUE BLUE
IN: tufa zup OUT: BLUE BLUE BLUE BLUE
IN: fep wif OUT: GREEN GREEN
IN: fep kiki OUT: GREEN PURPLE
IN: lug wif OUT: RED RED
IN: kiki fep wif OUT: PURPLE GREEN GREEN
IN: lug lug wif OUT: RED RED RED
IN: kiki wif OUT: PURPLE PURPLE
IN: tufa OUT: BLUE

*QUERY*
IN: kiki OUT: PURPLE
IN: fep fep wif OUT: GREEN GREEN GREEN
IN: tufa lug zup OUT: BLUE RED RED RED RED
IN: fep tufa wif OUT: GREEN BLUE BLUE
IN: fep zup OUT: GREEN GREEN GREEN GREEN
IN: kiki zup OUT: PURPLE PURPLE PURPLE PURPLE
IN: tufa kiki kiki OUT: BLUE PURPLE PURPLE
IN: lug tufa kiki zup OUT: RED BLUE PURPLE PURPLE PURPLE PURPLE
IN: fep wif dax OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: fep dax OUT: GREEN GREEN GREEN

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