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

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

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