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

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

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