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

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

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