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

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

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