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

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

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