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

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

*GRAMMAR*
zup -> RED 
 dax -> GREEN 
 fep -> PINK 
 tufa -> YELLOW 
 x1 blicket x2 -> [x1] [x2] [x2] 
 x1 gazzer -> [x1] [x1] [x1] [x1] [x1] 
 x1 lug u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 