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

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

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