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

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

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