*SUPPORT*
IN: wif dax OUT: BLUE BLUE BLUE BLUE
IN: tufa gazzer OUT: GREEN GREEN
IN: tufa OUT: GREEN
IN: lug OUT: YELLOW
IN: wif wif OUT: BLUE BLUE
IN: tufa lug fep OUT: GREEN YELLOW PURPLE
IN: fep blicket OUT: PURPLE PURPLE PURPLE
IN: tufa lug tufa OUT: GREEN YELLOW GREEN
IN: lug wif OUT: YELLOW BLUE
IN: fep OUT: PURPLE
IN: wif blicket OUT: BLUE BLUE BLUE
IN: wif lug OUT: BLUE YELLOW
IN: lug blicket OUT: YELLOW YELLOW YELLOW
IN: wif tufa blicket OUT: BLUE GREEN GREEN GREEN

*QUERY*
IN: lug gazzer OUT: YELLOW YELLOW
IN: wif OUT: BLUE
IN: wif wif blicket OUT: BLUE BLUE BLUE BLUE
IN: fep gazzer OUT: PURPLE PURPLE
IN: tufa wif OUT: GREEN BLUE
IN: wif gazzer dax OUT: BLUE BLUE BLUE BLUE BLUE BLUE BLUE BLUE
IN: wif gazzer OUT: BLUE BLUE
IN: lug tufa wif OUT: YELLOW GREEN BLUE
IN: fep gazzer dax OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: tufa blicket OUT: GREEN GREEN GREEN

*GRAMMAR*
wif -> BLUE 
 tufa -> GREEN 
 fep -> PURPLE 
 lug -> YELLOW 
 u1 gazzer -> [u1] [u1] 
 u1 blicket -> [u1] [u1] [u1] 
 x1 dax -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 