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

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

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