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

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

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