*SUPPORT*
IN: wif OUT: PURPLE
IN: lug lug zup fep OUT: PINK PINK RED
IN: fep blicket lug zup fep OUT: PINK RED RED
IN: wif zup lug OUT: PURPLE PINK
IN: fep tufa gazzer OUT: RED GREEN GREEN
IN: lug zup tufa OUT: PINK GREEN
IN: tufa zup tufa OUT: GREEN GREEN
IN: tufa OUT: GREEN
IN: lug blicket fep zup wif OUT: RED PURPLE PINK
IN: fep zup fep OUT: RED RED
IN: lug blicket wif fep OUT: PURPLE RED PINK
IN: fep zup tufa OUT: RED GREEN
IN: tufa gazzer OUT: GREEN GREEN
IN: fep blicket lug gazzer OUT: PINK PINK RED

*QUERY*
IN: tufa zup wif OUT: GREEN PURPLE
IN: wif blicket lug gazzer OUT: PINK PINK PURPLE
IN: wif lug gazzer OUT: PURPLE PINK PINK
IN: lug blicket wif gazzer OUT: PURPLE PURPLE PINK
IN: tufa zup lug OUT: GREEN PINK
IN: fep fep OUT: RED RED
IN: fep blicket tufa gazzer OUT: GREEN GREEN RED
IN: wif gazzer OUT: PURPLE PURPLE
IN: fep OUT: RED
IN: lug gazzer OUT: PINK PINK

*GRAMMAR*
tufa -> GREEN 
 lug -> PINK 
 fep -> RED 
 wif -> PURPLE 
 u1 zup u2 -> [u1] [u2] 
 u1 blicket x1 -> [x1] [u1] 
 u1 gazzer -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 