*SUPPORT*
IN: lug gazzer wif fep lug OUT: RED YELLOW RED
IN: kiki wif OUT: GREEN YELLOW
IN: kiki fep wif tufa OUT: YELLOW YELLOW YELLOW YELLOW GREEN
IN: kiki dax gazzer dax tufa OUT: GREEN BLUE BLUE BLUE BLUE BLUE
IN: lug kiki OUT: RED GREEN
IN: wif gazzer wif gazzer dax tufa OUT: BLUE BLUE BLUE BLUE YELLOW YELLOW
IN: dax OUT: BLUE
IN: lug gazzer wif OUT: YELLOW RED
IN: wif fep dax OUT: BLUE YELLOW
IN: dax fep wif OUT: YELLOW BLUE
IN: lug gazzer wif gazzer wif lug tufa OUT: YELLOW RED RED RED RED YELLOW RED
IN: dax gazzer lug OUT: RED BLUE
IN: wif OUT: YELLOW
IN: dax tufa OUT: BLUE BLUE BLUE BLUE

*QUERY*
IN: dax gazzer dax lug tufa OUT: BLUE RED RED RED RED BLUE
IN: wif gazzer lug gazzer wif dax OUT: YELLOW BLUE RED YELLOW
IN: wif fep lug kiki OUT: RED GREEN YELLOW
IN: dax fep kiki tufa OUT: GREEN GREEN GREEN GREEN BLUE
IN: wif gazzer kiki gazzer dax fep dax OUT: BLUE BLUE GREEN YELLOW
IN: dax gazzer lug tufa OUT: RED RED RED RED BLUE
IN: wif gazzer kiki OUT: GREEN YELLOW
IN: lug tufa OUT: RED RED RED RED
IN: kiki tufa OUT: GREEN GREEN GREEN GREEN
IN: lug gazzer lug OUT: RED RED

*GRAMMAR*
wif -> YELLOW 
 kiki -> GREEN 
 lug -> RED 
 dax -> BLUE 
 u1 tufa -> [u1] [u1] [u1] [u1] 
 u1 fep x1 -> [x1] [u1] 
 u1 gazzer x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 