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

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

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