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

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

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