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

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

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