*SUPPORT*
IN: wif blicket lug OUT: PURPLE PINK
IN: wif tufa dax zup dax wif OUT: PURPLE BLUE PURPLE RED
IN: tufa OUT: RED
IN: zup lug blicket zup dax zup OUT: BLUE BLUE PINK BLUE
IN: lug OUT: PINK
IN: zup lug zup dax tufa OUT: RED BLUE PINK BLUE
IN: tufa blicket tufa OUT: RED RED
IN: tufa blicket lug OUT: RED PINK
IN: tufa zup wif OUT: RED BLUE PURPLE
IN: wif zup dax wif OUT: PURPLE PURPLE BLUE
IN: tufa wif OUT: RED PURPLE
IN: lug blicket tufa dax lug OUT: PINK PINK RED
IN: lug dax wif OUT: PURPLE PINK
IN: tufa wif dax tufa dax zup OUT: BLUE RED RED PURPLE

*QUERY*
IN: lug dax zup OUT: BLUE PINK
IN: zup OUT: BLUE
IN: wif blicket tufa wif OUT: PURPLE RED PURPLE
IN: tufa fep tufa OUT: RED RED RED RED RED RED RED RED
IN: wif OUT: PURPLE
IN: wif blicket tufa OUT: PURPLE RED
IN: lug zup OUT: PINK BLUE
IN: wif lug OUT: PURPLE PINK
IN: zup lug OUT: BLUE PINK
IN: zup blicket tufa blicket wif OUT: BLUE RED PURPLE

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