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

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

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