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

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

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