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

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

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