*SUPPORT*
IN: dax OUT: YELLOW
IN: tufa wif gazzer dax blicket wif OUT: RED GREEN GREEN GREEN YELLOW RED GREEN
IN: fep blicket dax OUT: YELLOW YELLOW PURPLE
IN: tufa blicket wif OUT: GREEN GREEN RED
IN: fep OUT: PURPLE
IN: tufa blicket fep OUT: PURPLE PURPLE RED
IN: fep tufa kiki wif OUT: GREEN PURPLE RED PURPLE RED
IN: wif blicket dax OUT: YELLOW YELLOW GREEN
IN: fep kiki wif OUT: GREEN PURPLE PURPLE
IN: wif kiki dax OUT: YELLOW GREEN GREEN
IN: wif fep OUT: GREEN PURPLE
IN: fep blicket tufa OUT: RED RED PURPLE
IN: fep tufa OUT: PURPLE RED
IN: wif dax OUT: GREEN YELLOW

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

*GRAMMAR*
tufa -> RED 
 dax -> YELLOW 
 fep -> PURPLE 
 wif -> GREEN 
 x1 gazzer x2 -> [x1] [x2] [x1] 
 x1 kiki u1 -> [u1] [x1] [x1] 
 u1 blicket u2 -> [u2] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 