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

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

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