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

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

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