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

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

*GRAMMAR*
lug -> GREEN 
 tufa -> RED 
 zup -> PINK 
 gazzer -> PURPLE 
 x1 dax x2 -> [x2] [x2] [x1] 
 u1 fep u2 -> [u1] [u2] 
 x1 kiki -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 