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

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

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