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

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

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