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

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

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