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

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

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