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

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

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