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

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

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