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

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

*GRAMMAR*
dax -> BLUE 
 blicket -> PINK 
 zup -> RED 
 fep -> GREEN 
 u1 wif u2 -> [u2] [u2] [u1] [u2] 
 u1 lug -> [u1] [u1] 
 x1 tufa -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 