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

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

*GRAMMAR*
tufa -> PURPLE 
 kiki -> RED 
 dax -> GREEN 
 wif -> PINK 
 u1 blicket -> [u1] [u1] [u1] 
 u1 fep u2 -> [u2] [u1] 
 x1 lug -> [x1] [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 