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

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

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