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

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

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