*SUPPORT*
IN: gazzer tufa OUT: RED RED RED RED RED RED RED
IN: wif lug wif zup OUT: YELLOW YELLOW YELLOW
IN: gazzer wif OUT: RED YELLOW
IN: blicket tufa OUT: BLUE BLUE BLUE BLUE BLUE BLUE BLUE
IN: blicket fep OUT: BLUE GREEN
IN: gazzer OUT: RED
IN: fep fep OUT: GREEN GREEN
IN: gazzer zup OUT: RED RED
IN: fep blicket OUT: GREEN BLUE
IN: wif lug blicket blicket OUT: YELLOW BLUE BLUE
IN: blicket OUT: BLUE
IN: fep zup OUT: GREEN GREEN
IN: blicket zup lug blicket zup OUT: BLUE BLUE BLUE BLUE
IN: gazzer fep OUT: RED GREEN

*QUERY*
IN: gazzer wif zup lug blicket zup OUT: RED YELLOW YELLOW BLUE BLUE
IN: blicket zup OUT: BLUE BLUE
IN: blicket blicket OUT: BLUE BLUE
IN: fep wif lug wif zup OUT: GREEN YELLOW YELLOW YELLOW
IN: blicket zup lug blicket OUT: BLUE BLUE BLUE
IN: wif zup OUT: YELLOW YELLOW
IN: fep OUT: GREEN
IN: wif fep wif blicket lug gazzer OUT: YELLOW GREEN YELLOW BLUE RED
IN: wif gazzer wif fep OUT: YELLOW RED YELLOW GREEN
IN: wif tufa OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW

*GRAMMAR*
wif -> YELLOW 
 fep -> GREEN 
 gazzer -> RED 
 blicket -> BLUE 
 x1 lug x2 -> [x1] [x2] 
 x1 tufa -> [x1] [x1] [x1] [x1] [x1] [x1] [x1] 
 u1 zup -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 