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

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

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