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

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

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