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

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

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