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

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

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