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

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

*GRAMMAR*
zup -> YELLOW 
 fep -> PURPLE 
 gazzer -> GREEN 
 lug -> BLUE 
 x1 kiki -> [x1] [x1] [x1] 
 x1 dax x2 -> [x1] [x2] [x1] [x2] 
 u1 wif x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 