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

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

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