*SUPPORT*
IN: wif fep fep fep OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: gazzer tufa OUT: RED RED RED
IN: dax blicket tufa OUT: PINK GREEN GREEN GREEN
IN: wif OUT: YELLOW
IN: blicket dax fep OUT: GREEN PINK GREEN PINK
IN: dax tufa OUT: PINK PINK PINK
IN: blicket tufa fep OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: gazzer blicket tufa OUT: RED GREEN GREEN GREEN
IN: wif zup wif gazzer blicket OUT: YELLOW RED GREEN YELLOW RED GREEN YELLOW
IN: gazzer wif tufa OUT: RED YELLOW YELLOW YELLOW
IN: dax fep OUT: PINK PINK
IN: gazzer dax OUT: RED PINK
IN: dax OUT: PINK
IN: gazzer OUT: RED

*QUERY*
IN: dax zup dax tufa OUT: PINK PINK PINK PINK PINK PINK PINK
IN: wif tufa OUT: YELLOW YELLOW YELLOW
IN: gazzer zup blicket tufa OUT: GREEN GREEN GREEN GREEN GREEN GREEN RED
IN: wif gazzer tufa OUT: YELLOW RED RED RED
IN: dax gazzer zup dax tufa OUT: PINK PINK PINK PINK PINK PINK PINK RED
IN: dax dax dax OUT: PINK PINK PINK
IN: gazzer gazzer OUT: RED RED
IN: wif zup wif zup dax OUT: PINK PINK YELLOW PINK PINK YELLOW YELLOW
IN: blicket OUT: GREEN
IN: wif tufa fep OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW

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