Once Susan had told him that if he touched his tongue to a frosty latch all the skin would tear off it .<br>Jem had promptly done it , `` just to see if it was so . ''<br>He found it was `` so , '' at the cost of a very sore tongue for several days .<br>But Jem did not grudge suffering in the interests of science .
Jem's tongue was not affected by sticking it to the latch
( z1 affect :polarity - :ARG0 ( z2 stick :ARG1 ( z3 tongue :part-of ( z4 person :name ( z5 name :op "Jem" ) ) ) :ARG2 ( z6 latch ) ) :ARG1 z3 )