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

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

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