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

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

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