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

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

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