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

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

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