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

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

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