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

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

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