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

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

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