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

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

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