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

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

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