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

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

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