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

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

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