*SUPPORT*
IN: lug zup tufa zup dax OUT: RED GREEN BLUE
IN: lug zup lug wif OUT: BLUE BLUE BLUE
IN: lug dax OUT: BLUE RED
IN: dax wif OUT: RED RED
IN: blicket wif OUT: YELLOW YELLOW
IN: blicket zup dax zup tufa wif OUT: GREEN GREEN RED YELLOW
IN: blicket fep OUT: YELLOW YELLOW
IN: tufa blicket wif OUT: GREEN YELLOW YELLOW
IN: lug zup lug OUT: BLUE BLUE
IN: tufa lug zup blicket zup tufa wif OUT: GREEN GREEN GREEN YELLOW BLUE
IN: lug tufa wif OUT: BLUE GREEN GREEN
IN: lug OUT: BLUE
IN: tufa fep OUT: GREEN GREEN
IN: tufa OUT: GREEN

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

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