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

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

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