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<span class="sourceLineNo">141</span>     * {@inheritDoc}<a name="line.141"></a>
<span class="sourceLineNo">142</span>     */<a name="line.142"></a>
<span class="sourceLineNo">143</span>    @Override<a name="line.143"></a>
<span class="sourceLineNo">144</span>    public boolean equals(final Object obj) {<a name="line.144"></a>
<span class="sourceLineNo">145</span>        if (obj instanceof OCamlTuple4) {<a name="line.145"></a>
<span class="sourceLineNo">146</span>            final OCamlTu