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

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

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