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

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

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