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

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

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