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

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

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