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

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

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