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

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

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