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

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

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