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

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

*GRAMMAR*
blicket -> YELLOW 
 wif -> PURPLE 
 zup -> GREEN 
 tufa -> BLUE 
 u1 fep u2 -> [u2] [u1] 
 x1 kiki -> [x1] [x1] [x1] 
 x1 lug x2 -> [x1] [x2] [x2] 
 u1 x1 -> [u1] [x1] 
 