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

*QUERY*
IN: zup tufa OUT: RED BLUE
IN: blicket tufa OUT: GREEN BLUE
IN: zup fep blicket OUT: RED GREEN
IN: kiki fep blicket OUT: PINK GREEN
IN: blicket kiki fep kiki wif kiki zup OUT: PINK RED GREEN PINK PINK
IN: zup OUT: RED
IN: kiki kiki fep blicket OUT: PINK PINK GREEN
IN: kiki wif zup lug tufa OUT: RED BLUE RED PINK
IN: kiki fep zup OUT: PINK RED
IN: blicket tufa blicket wif blicket fep tufa OUT: GREEN BLUE GREEN BLUE GREEN

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