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

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

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