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

*QUERY*
IN: fep tufa OUT: GREEN GREEN
IN: zup wif fep OUT: GREEN GREEN PINK
IN: fep dax OUT: GREEN GREEN GREEN
IN: fep dax tufa OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: zup zup OUT: PINK PINK
IN: kiki tufa OUT: BLUE BLUE
IN: fep kiki OUT: GREEN BLUE
IN: fep wif kiki OUT: BLUE BLUE GREEN
IN: kiki kiki dax OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: kiki dax OUT: BLUE BLUE BLUE

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