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

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

*GRAMMAR*
wif -> GREEN 
 dax -> RED 
 blicket -> PINK 
 fep -> YELLOW 
 x1 tufa -> [x1] [x1] [x1] 
 x1 zup x2 -> [x1] [x2] 
 x1 kiki u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 