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

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

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