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

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

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