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

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

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