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

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

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