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

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

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