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

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

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