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

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

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