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

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

*GRAMMAR*
fep -> GREEN 
 dax -> YELLOW 
 zup -> BLUE 
 wif -> PURPLE 
 u1 blicket u2 -> [u2] [u2] [u1] [u2] 
 x1 tufa u1 -> [x1] [u1] [u1] [u1] 
 u1 gazzer -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 