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

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

*GRAMMAR*
zup -> BLUE 
 wif -> PINK 
 gazzer -> GREEN 
 tufa -> RED 
 x1 fep x2 -> [x1] [x2] 
 u1 lug u2 -> [u1] [u2] 
 x1 blicket x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 