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

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

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