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

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

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